Glasshouse stepped attenuator. 2002-06-15 7:55 am. We also offer the stereo version. Elma A47 switch fitted with Jumbo PCB 2. The base units provide a GUI for various settings, calibration and configuration of external modules. 5W shunt resistors) ATTENUATOR TYPE height width depth Mono Shunt type built on a Blue 2 pole 24 way switch 40mm 45mm diameter Mono Shunt type built on a Elma 1 pole 24 way switch 30mm 33mm 29mm Mono Shunt type built on a Seiden 1 pole 23 way switch 27mm 46mm 40mm Skip to main content Login Registration. For 50K loads, choose 47K or 51K. This amazing make before break switch is ideal for making stepped attenuators. We collaborated closely with Elma to create the JUMBO PCB that fits snugly on the A47 switch. 5W Audio Note non-magnetic tantalum resistors, Shunt version NOW AVAILABLE IN MONO AND STEREO The Glasshouse stereo stepped attenuator offers 23 volume positions from mute to near full volume through our tried and tested 2dB step values of resistors. attenuator type. For more information on this product, please click HERE. Audiopills Stepped Attenuator: One Step Beyond. However, be aware that at higher volumes the impedance increases. Glasshouse Stereo 47 Stepped Attenuator Elma A47, Shunt version. Stepped Attenuators. Available as a kit or fully built, with a choice of resistors, make your selection from the drop downs. It provides attenuation in 10-dB steps from 0 to 70 dB. GH-A47-JUMBO-STEREO. 5W and 1W resistors in an easy-to-construct format, with each step clearly numbered on the PCB. 5W and 1W resistors, you choose which you prefer. Electrically, it is just like a potentiometer with built-in mechanical detents. So, the signal sees only 3 solder joins per step, thus reducing noise. N. 5W Metal Film resistors. Glasshouse Stereo Jumbo 47 Stepped Attenuator Elma / 0. GH-SHUNT-STEPPED-0. 25W carbon film resistors + £1. £48. Have the documention if Sizing Chart of Glasshouse Stepped Attenuators (Using 0. 0. 5W Audio Note non-magnetic tantalum resistors, Shunt version NOW AVAILABLE IN MONO AND STEREO VERSIONS. 25W Takman Carbon resistor, Shunt version Glasshouse Ladder Stepped Attenuator, 47 steps (Stereo, Built version) Since the arrival of the Elma 4 pole 47 way switch, A47-SERB4-THT we can now provide the ultimate stereo ladder stepped attenuator. Recently, Nick Lucas, Managing Director at Hi-Fi Collective in the UK, was asked by an Australian customer to design and build a high-performance ladder stepped attenuator for a high-end hi-fi volume control. Switch (Blore Edwards, Elma or Seiden) Mundorf 3. 47 Positions, Compact design; 40mm depth x 36mm width x 36mm height. Looking for £45. 18£ MONO BUILT blue 2 pole 24 way 44. GH-MONO-LADDER-STEP. All models have RF connectors on the front panel or May 10, 2020 · Analogue: SP10/ PMAT1010 / Avalon OBX. Here, we list all the options for building a shunt stepped attenuator featuring the 0. Excellent acoustic quality and precise switch-feel. If you wish to have the complete kit built by us, please make sure you select a fully built stepped attenuator. For the Elma A47, 47 stepped range of attenuators click HERE A superb low-cost shunt stepped attenuator, featuring metal film 0. Glasshouse, the in house brand name of Hi-Fi Collective produce various pre-amplifier kits, these feature resistor stepped attenuators and transformer volume controls. Made from high-quality switches and audio-grade resistors they instantly provide better channel matching and detailing. Blore Edwards switch + PRP 0. 5mm diameter pure silver wire (earth ring x 2) 16cm of HGC 1mm diameter sheathed pure silver wire (signal input/signal output) Built using 4m of Mundorf 3. 25W metal film resistors Blore Edwards switch + PRP 0. To Read more click about this product click HERE. Seiden's superb 4 pole 23 way switch is ideal for 4 channel/balanced stepped attenuators, resistor types or for wiring TVCs. It is available in kit form or fully built and tested. 25W Takman Carbon resistors, each resistor value labelled with step The A47 series feature Elma’s hallmark indexing feel for superior tactile feedback. 01 dB). Superbly engineered. As the lowest value resistor is 10R we can only supply 50K, 100K and 250K impedance stepped attenuators. 25W shunt resistors) When the attenuator is fitted the body dimension "height" refers to the space required from inside the front panel to the rear of the stepped attenuator. 84£ Elma 1 pole 24 way 44. All parts are provided for assembly, including solder. With 47 steps, you will have serious control over your volume. The stepped attenuator is available in the following impedances: 50K 100K and 250K. 91 MONO / Seiden 1 pole 23 way switch / KIT + £11. New to Hificollective is the Glasshouse Seiden 2 pole 43 way stepped attenuator using 1W Takmans as the base resistors. 60. May 10, 2020 at 11:30am Bigman80 likes this. 25W Takman metal film resistor, Shunt version. Super high-end ladder stepped attenuator, amazing sound stage and clarity owing to the 0. Here we build the Glasshouse Ladder Stepped Attenuator featuring the Seiden 4 pole 23 way switch with Takman 0. Posts: 1,580. Only available in a black finish. Non-Stock Item Allow 7 working days for the built version Mini-Circuits’ compact programmable attenuators are designed with wide attenuation ranges up to 120 dB and fine step sizes for precise signal level control. Glasshouse Ladder stereo 23-stepped attenuator featuring Charcroft resistors on a Seiden switch. The Solution. 25W shunt resistors) ATTENUATOR TYPE height width depth Mono Series type built on a Blue 2 pole 24 way switch 30mm 38mm diameter Mono Series type built on a Elma 1 pole 24 way switch 30mm 33mm 29mm Mono Series type built on a Seiden 1 pole 23 way switch 27mm 46mm 40mm The Glasshouse Passive pre-amplifier No. Due to its larger size, we are able to fit the larger of the ranges of resistors we carry. karma67. Most people get them The R&S®RSC is a switchable, mechanical step attenuator. 5W base resistors) ATTENUATOR TYPE height width depth Mono Series type built on a Blue 2 pole 24 way switch 40mm 45mm diameter Mono Series type built on a Elma 1 pole 24 way switch 30mm 33mm 29mm Mono Series type built on a Seiden 1 pole 23 way switch 27mm 46mm 40mm In this video, Nick shows you how to assemble the Glasshouse Jumbo Stepped Stereo Shunt Attenuator. 5W Audio Note non-magnetic tantalum resistors, Shunt version How To: Assemble the Glasshouse Ladder Stepped Attenuator (Mono & Stereo) Hello Hifiers! Here by popular demand is a tutorial where Nick takes us through the assembly process undertaken here at HiFi Collective to build mono & stereo ladder stepped attenuators, using here the Elma switch and Takman resistors. In this video, Nick takes us through how to assemble the Glasshouse Jumbo Stepped Stereo Attenuator. 999% silver wire for the earth ring and May 20, 2016 · Swapping an Alps blue pot to a Glasshouse Stepped attenuator, made of the Elma 2 pole 24 way switch and PRP 0. 25W metal film resistors. Well I want to replace the resistors with Vishay-Dale RN55 and I'm thinking of converting it to a 50k and a 100k. Contact Us Jun 15, 2002 · Joined 2002. 26 Built Glasshouse 47 step ladder stepped attenuator, featuring the Elma 4 pole 47 way switch, A47-SERB4-THT using either the 0. 5W resistor as your load resistor. The image shows a mono stepped built on a Seiden 2 pole 23-way switch featuring Takman 0. Preassembled with SMT thin-film-resistors. Also, you can make your stepped remote-controlled by combining this with the Elma Remote Audio PLUS with LIN Motor Glasshouse Passive Pre-amplifier (without stepped attenuator, available in black only) Due to the massive variety of stepped attenuators we have created over the years, featuring different types of switches, resistors and load resistors, we have decided to sell the pre-amp kit without the stepped attenuator. Sep 14, 2021 · Glasshouse/NOS Audio Note Switch, Takman 0. . 84£ Seiden 1 pole 23 way 53. We can now provide the ultimate mono ladder-stepped attenuator to complete the picture following the launch of the stereo 47-step ladder-stepped attenuator. 5w shunt resistors and 1w Takman metal film loa Glasshouse Stepped Attenuator, 0. We also offer the mono version. com. This offers a clean, natural tone to your pre-amp/amplifier. 5W resistor as the shunt resistor. Hificollective×s Glasshouse 43Way Maiden Stepped Attenuated By Neville Roberts The Hificollective 43way stepped attenuated is based on a shunt design where the signal is fed through a fixed series We are not affiliated with any brand or entity on this form Glasshouse Stepped Attenuator, 0. £70. GHSA47. 1% tolerance of the Charcroft Z-foil and their amazing transparency. Please note that ideal resistor values are listed. 1 If this is your first visit, be sure to check out the FAQ by clicking the link above. However, there is an option to use other resistor types for the load. It is available in various models with up to 6 GHz and 18 GHz, and can also control compact external units up to 40 GHz and 67 GHz. This Glasshouse range of stepped attenuators features the 0. A superb low-cost shunt stepped attenuator featuring metal film PRP PR9372 series 0. For those who want to improve the performance of their potentiometers, why not replace them with a stepped attenuator. Attenuator. 5W base resistors) ATTENUATOR TYPE height width depth Mono Series type built on a Blue 2 pole 24 way switch 40mm 45mm diameter Mono Series type built on a Elma 1 pole 24 way switch 30mm 33mm 29mm Mono Series type built on a Seiden 1 pole 23 way switch 27mm 46mm 40mm Jan 31, 2013 · I have a Glasshouse Takman metal stepped attenuator for sale. Please note; Image shows Elma 47 step A47 with 0. Digital: Novafidelity X50D & Topping D70S. 25W-PRP. To support our YouTube channel and keep up The result is still a little too ‘edgy’ for my taste but this should settle after a few more hours; alternatively the load resistor could be changed for the Amtrans AMRG carbon film – as these have a beautifully natural tone. Combining the best sounding resistors, the 0. Using the Elma 2 pole 47-way switch https://www. The step is made up of the following parts: Elma 4 Pole 47 Way Switch. Due to the resistor values available from Audio Note, we can only supply 50K and 100K impedance versions on the Blore-Edwards 23 step, Seiden 23 step and Elma 24 step switches in mono and stereo and A superb low-cost shunt stepped attenuator featuring the carbon film 0. An attenuator is effectively the opposite of an amplifier, though the two work by different methods. All models have RF connectors on the front panel or Seiden 4 pole 23 way switch, No. Aug 17, 2018 · Hello hifiers,This week Nick's showing us how to assemble a Glasshouse Stepped Mono Stepped Attenuator, using here Charcroft Z-Foil resistors. 25W Takman metal film resistor, Shunt version Skip to main content Hificollective uses cookies to give you the best online experiences. As standard with this kit, we supply the Audio Note Tantalum 0. Glasshouse Stepped Attenuator, 0. 43 MONO / Seiden 1 pole 34 way Jun 25, 2021 · Glasshouse Stereo 47 Stepped Attenuator Elma A47, Shunt version, Takman Metal, 0,25W, Thread starter generg; Start date 2021-06-25 8:36 pm; Jump to Latest generg. 25W PRP Metal film resistor, Shunt version. An attenuator like this maybe used in a high end pre-amp as a volume control, but can but used for a wide array of attenuation needs! Glasshouse Elma A47 Jumbo Stepped Attenuator, Shunt Mono version, 47 steps Click to Zoom The A47 switch from Elma, suitably called the JUMBO, in combination with various 0. 5W Carbon Film resistors. 5W resistors from Takman as the base resistor. Attenuator Type. Internal dimensions, stereo version 71mm x 71mm x 85mm (depth), mono version 71mm x 71mm x 57mm (depth) The stepped attenuator is available in the following impedances: 10K, 20K, 50K 100K and 250K. hificoll How To: Glasshouse Mono Ladder Stepped Attenuator This week Nick's showing us how to assemble a Glass House Ladder Mono Stepped Attenuator, using here Charcroft Z-Foil resistors. I cost £90. Glasshouse Elma A47 Jumbo Stepped Attenuator, Shunt Stereo version, 47 steps – kit instructions Contents of kit 1. Available as a kit or built-up, 10K, 20K, 25K, 50K, 100K or 250K. The Glasshouse Stereo Stepped Attenuator (Elma A47) can be used in conjunction with the Remote Control module, the Remote Audio PLUS with LIN Motor. 25W PRP PR9372 Metal resistors for both the Shunt type and Series resistor (the load). The small adjustments in resistor values are not sonically noticeable. 5W metal film resistors + £3. The front of the switch does possess a "non-turn" lug of 3. For more information on this product please click HERE. Glasshouse Stepped Attenuator, Mono 47 step, (Elma A47 Switch) With the recent launch of the much awaited 47 position switch from Elma we are proud to announce the all new Glasshouse Stereo 47 Stepped Attenuator. GH-TAKMAN-0. It uses a Seiden 2 pole 23 way switch and Holco precision metal film resistors. The image shows a stereo stepped built on a Seiden 4 pole 23-way switch featuring Takman 0. To improve measurement accuracy, Option UK6 Glasshouse/NOS Audio Note Switch, Takman 0. 5mm in diameter x 5mm in length that protrudes through the front panel. The first decision was to select a resistor to use. Can you help me compute for the resistor values? For more information on this product please click HERE. However you can purchase separately other resistor types for the load, series resistor, simply add 1 off for mono, 2 off for stereo and 4 off for balanced of the appropriate resistor. For the Elma A47, 47 stepped range of attenuators click HERE Hificollective`s Glasshouse resistors values for our 46 step series/shunt type of stepped attenuators, - 10K, 20K, 25K, 50K,100K, 250K, 500K. As customers search for the ultimate stepped attenuator that provides lots of control, as in lots of steps, featuring high-grade resistors, we have been asked to build up the amazing Elma A47 The A47 switch from Elma, suitably called the JUMBO, in combination with various 0. Again due to the complex nature of set up we would do this for you. 5W-CARBON-SHUNT-STEP. Mundorf silver gold solder (3. Sizing Chart of Glasshouse Stepped Attenuators (Using 0. vat blue 2 pole 24 way 29. Stock. These also feature the Charcroft Z-Foils as the input/load resistor – these are recognised as the best resistor for this task, by far. So when we select the resistors we select the nearest value. Glasshouse Ladder Stepped Attenuator (Stereo version) We now offer a ladder-type of stepped attenuator as an alternative to the shunt series type of stepped attenuator. This is where two resistors and switch contacts are used per step, making up a unique combination of resistors per step that adds up to the impedance of the stepped attenuator This Glasshouse range of stepped attenuators features the 0. 5mm diameter HGC 99. Get your soldering irons to the ready. 4W Charcroft Z-foils and the beautifully crafted Seiden 4 pole 23 pole switch. The Keysight 8495B dc to 18 GHz manual step attenuator offers exceptional repeatability and reliability. The neutrality and clarity of the little box has won the hearts of many. Series input, load resistor in marked bag 3. 5W PRP PR9372 "Shunt" resistor price list MONO KIT retail ex. This offers a detailed and rich tone to your pre-amp/amplifier. Sep 2, 2019 · The stepped attenuator is available in the following impedances: 50K 100K and 250K. Contacts are silver on gold and are enclosed by a transparent cover to keep dust out. These can be the 1W carbon film or 1W metal film. The Glasshouse Stepped Attenuator (Elma A47) can be used in conjunction with the Remote Control module, the Remote Audio PLUS with LIN Motor. 5W Takman Resistors (carbon film or metal film) 40cm of HGC 0. step 2 to step 46 resistors in marked bags 4. Dimensions Jul 31, 2013 · FS: Glasshouse stepped attenuator Passive Pre-amp No. Aug 17, 2018 · Hello hifiers,This week Nick's showing us how to assemble a Glasshouse Stepped Mono Stepped Attenuator, using here Charcroft Z-Foil resistors. 25W Carbon, Stereo Shunt Stepped Attenuator build With our recent acquisition of numerous NOS Audio Note Since the arrival of the Elma 4 pole 47 way switch, A47-SERB4-THT, we can now provide the ultimate stereo ladder stepped attenuator. Used with all Glasshouse stepped attenuators. 25W Takman Carbon resistors. MONO / Blore Edwards 1 pole 23 way switch / KIT MONO / Elma 1 pole 24 way switch / KIT + £17. 5W base resistors) ATTENUATOR TYPE height width depth Mono Series type built on a Blue 2 pole 24 way switch 40mm 45mm diameter Mono Series type built on a Elma 1 pole 24 way switch 30mm 33mm 29mm Mono Series type built on a Seiden 1 pole 23 way switch 27mm 46mm 40mm To complete your kit, you must buy a stereo stepped attenuator with this product. If space is tight we can reduce the size of some builds, please contact us if this is the case. Like a potentiometer, the input impedance of a series Glasshouse Stepped Attenuator, 0. An attenuator l 18. Allow 7 working days for the built version. 22£ Seiden 1 pole 46 way 185. #1. Ladder type As its name implies, the series type stepped attenuator is simply a series of resistors forming one "long" voltage divider. For more information on our selection of stepped attenuators, please click HERE Glasshouse Stepped Attenuator, 0. There are many to choose from. O ffering beautiful performance, low noise, and a high quality feel when turning. A how-to guide on upgrading from an Alps blue potentiometer to a Glasshouse Stepped Attenuator, made with an Elma 2 To celebrate the arrival of the new Audio Note non-magnetic 0. 25W Takman Carbon Shunt resistor-capacitor. 62. 5W resistors, Glasshouse has created this top-specification shunt stepped attenuator. Characteristics. The rotary switch is used to select where, in this voltage divider, the output will be. Glasshouse Elma A47 Jumbo Stepped Attenuator, Shunt Stereo version, 47 steps. See PRICES for Stepped Attenuators. 1 has been a great success, which goes to show how passives always have an important role to play in hi-fi. Glasshouse Ladder Stepped Attenuator (Mono version) Built to order, allow 7 working days for dispatch. Glasshouse Takman 0. A high quality switch as we have come to expect from Elma with extremely durable 3 micron gold plated contacts throughout. 5W Audio Note non-magnetic tantalum resistors, Shunt version This is a seriously high-end solution for your stepped attenuator, offering beautiful performance, low noise, and gives you a real quality feel when turning. Product. An attenuator l This Glasshouse range of stepped attenuators features the 0. You may have to register before you can post: click the register link above to proceed. You can choose mono (1 channel), stereo (2 channel) and Balanced stereo for pro equipment with XLR balanced input and outputs. While an amplifier provides gain, an attenuator provides loss, or gain less than 1. For more information on this product The stepped attenuator is available in the mono version (1 pole 34-way switch) and the stereo version (2 pole 34-way switch). 32025, 32NEG. With 47 steps…. Have a read of Neville Roberts` review of the Glasshouse 43 Stepped attenuator, where Neville listens to each in turn. For 25K loads, choose 22K or 24K resistors. 25W Takman carbon film or metal film resistors. 25W Carbon, Stereo Shunt Stepped Attenuator buildWith our recent acquisition of numerous NOS Audio Note switches w A very economical way to make a stepped attenuator using only one wafer per channel and limited resistors. Available in various versions as mono, stereo or stereo balanced for XLR users. We purchased the actual switches with the ladder in mind after several customers asked for it. For the Charcroft resistor, 100K is the highest value made. The board accommodates 0. Normally stepped attenuators are relatively expensive so we are happy to announce that we are able to provide a Stereo and Mono shunt attenuator kit both for Sizing Chart of Glasshouse Stepped Attenuators (Using 0. The link is below. 5W PRP metal film resistor, Shunt version Skip to main content Hificollective uses cookies to give you the best online experiences. It has been used but has now been replaced with a Relaixed2 preamp. To Buy please click HERE. I bought a supposedly Alps stepped attenuator in Ebay for like $6 each plus shipping. 78 Blore Edwards switch + AMRT 0. This type of attenuator is a popular option for these reasons. Click to Zoom. 8% silver/gold solder. 25W PRP PR9372 Metal resistors for both the Shunt type and Series resistor (the load… Glasshouse Stepped Attenuator, 0. SKU. 25W Takman Carbon resistors, each resistor value labelled with step number. Amp and speakers: Pimped Purifi & TG SEAS NEXTEL-2F (under construction) Email: Bigbottleaudio@gmail. The kit is supplied with the following: The full pack of 0. How to build a Stereo Ladder Stepped Attenuator. Precision gold-plated leaf springs ensure long life (over 5 million cycles) and very high attenuator repeatability (typically 0. Sep 2, 2019 · The new Glasshouse 47 Stepped Attenuator Elma / 0. It provides attenuation in 1-dB steps from 0 to 11 dB. Member. Coupled with our standard USB & Ethernet control interfaces, these devices are easily integrated into any test system for simulation of transmission loss, signal fading, cross talk and power level calibration. This was managed under the Glasshouse brand name. The Keysight 8494B dc to 18 GHz manual step attenuator offers exceptional repeatability and reliability. 84£ With a shortage of chose of high-quality accurate stereo taper potentiometers more and more people are turning to stepped attenuators to achieve neutral channel-matched volume controls. To compliment the amazing Seiden 1 pole and 2 pole 34-way switches we are proud to offer a version of the Glasshouse stepped attenuator range in SHUNT format. 5W Carbon film Shunt Stepped Attenuator. 01£ Seiden 1 pole 34 way 168. Feb 13, 2021 · The stepped attenuator is available in the following impedances: 50K 100K and 250K. 8% silver content) Construction notes for Mono version. To improve measurement accuracy, Option UK6 The R&S®RSC is a switchable, mechanical step attenuator. Featuring the Glasshouse range of stepped attenuators - there is a variant to suit every system and price range. 184 x 0. An attenuator is an electronic device that reduces the power of a signal without appreciably distorting its waveform . Using the Elma A47 switch and jumbo PCB board from Elma, these can be built for either stereo or mono application using 0. GHS025TM. Image show a stereo stepped built, featuring Takman 1W Metal Film resistors. 85 in 2009 from hificollective. Shorting type. Glasshouse 300B Series Amplifier Built Glasshouse 47 step ladder stepped attenuator, featuring the Elma 2 pole 47 way switch, A47-SERB2-THT using either the 0. 10k, 25k, 50k, 100k or 600 R upon request, standard input-impedance. This can be removed with cutters if not required. Hificollective`s Glasshouse resistors values for our 46 step series/shunt type of stepped attenuators, - 10K, 25K, 50K,100K, 250K, 500K. Audio Addict. Glasshouse Ladder 100K mono 23-stepped attenuator, featuring Charcroft resistors on a Seiden switch. We are pleased to announce we have probably created the best ladder step attenuator money can buy. B. 5w or 1w resistors. 25W Takman Metal resistors for both the Shunt type and Series resistor (the load). 5W Takman Metal resistors. 8% silver solder. Again due to the complex nature of set-up we would do this for you. 25W shunt resistors) ATTENUATOR TYPE height width depth Mono Series type built on a Blue 2 pole 24 way switch 30mm 38mm diameter Mono Series type built on a Elma 1 pole 24 way switch 30mm 33mm 29mm Mono Series type built on a Seiden 1 pole 23 way switch 27mm 46mm 40mm Sizing Chart of Glasshouse Stepped Attenuators (Using 0. vl yd ol dv ze ik op ej ts fg