tube-matching Do you want a perfect matched-pair or a perfect matched-quad? Does your amp need tubes within a certain bias arrange or plate current range? Get what you need. Check the test results and the curves before buying. Quote the tube number when you place an order. We will serve it for you but it’sRead More
Supermalloy TVC Technical Data and Schematic
dB reduction chat wire color coding (for old production) RCA + XLR complete schematic : RCA schematic XLR schematic BLU=P1, RED=P2, GRN=P3, YEL=P4
Remote 23-steps volume control (need to add TVC or resistors), optional 6 pairs input selection
Many have asked us for a remote control for our Django TVC passive preamp. It’s great to adjust the volume from the sofa. A few years ago we made a remote-controlled step motor for our 23-steps Seiden switch, it worked initially, but there were two major problems. Firstly, the switch stopped at the wrong position atRead More
Ladyday 300B SET schematics
Most of the parts are available. Please email to inquire. Ladyday Standard Ladyday 91 (partial circuit)
User manual for Opera T1288 tonearm
Package contents The consonance T988/T1288 tonearm is delivered in specially designed packaging to ensure its safe transport. Please check the contents as shown in picture below and in the list at the bottom of this page: 1.Carbon fibre arm 2. Counterweight 3. Tonearm base 4. Tonearm lift 5. Headshell 6. Anti-skate weight 7. RCA connectorRead More
Georges Gigawork DAC with UTS
The build is finished and the sound is great. I will let you know how it sounds once it has run in for a while but at this stage the improvement is quite staggering. The build was fairly easy though my shaky hands didn’t make soldering to the dac chip outputs very easy I amRead More
Mikey’s Denon DVD2900 Player with UTS
I nestled the power transformer behind the existing power switch, after relocating a few circuit boards. The transformer was fastened to the chassis with one 6MM bolt thru the bottom. To fit the tube output board, I had to remove the video portion of the player. This was not a problem for me as IRead More
Wedding Bells at DIYHFS
The happy couple: UTS (Universal Tube Stage) + UVC (Ultimate Volume Control) Their happy home: 240mm Projekt Bungalow The marriage proceedings couldn’t have worked out better and one would wish all weddings were like this one. Yes it’s still the honeymoon but this one promises to go the distance. This couple were truly made forRead More
EZ UTS-Projekt Phono
EZ UTS phono stage. As shown in the UTS manual. Basically a 2-UTS-modules-in-series-and-RIAA-network sandwich. EZ We found it needs 2 power transformers. Reason: to break ground loops and forestall AC filtering imbalance since in a phono stage noise is a paramount issue.The transformers are placed in a separate steel box for shielding. AC wires need toRead More
EZ UTS-Projekt Phono-Sweet Sounds
Yesterday we got the UTS EZ linestage with Extensions into the system. The shaft extensions make a difference: sound is improved 1. more immediate, micro-macro dynamics resolved more easily, big transients seem strike from out of nowhere and delicate sounds present themselves with noticeable finesse 2. self-noise has dropped significantly; ~0.2mv which is close toRead More