Do It Yourself

736 topics in this forum

1. Live in CA? Maybe TechShop is for you:

   By CherryBomb, April 13, 2010
   • 2 replies
   • 1.9k views
   • 
   • manaox2
   • April 14, 2010

2. KGSS Help

   By The Expanding Man, February 7, 2011
   • 2 replies
   • 4k views
   • 
   • spritzer
   • February 7, 2011

3. common mode DC in balanced amps question?

   By sbelyo, April 14, 2011
   • 2 replies
   • 3.8k views
   • 
   • sbelyo
   • April 14, 2011

4. question of balance

   By grawk, March 25, 2012
   • 2 replies
   • 3k views
   • 
   • grawk
   • March 26, 2012

5. Twist AC and DC power hookup wires or not

   By sbelyo, July 22, 2013
   • 2 replies
   • 2.6k views
   • 
   • sbelyo
   • July 23, 2013

6. wakibaki

   By nikongod, February 28, 2014
   • 2 replies
   • 3.8k views
   • 
   • Pars
   • February 28, 2014

7. Matching JFETs and BJTs

   By The Expanding Man, April 19, 2014
   • 2 replies
   • 3.8k views
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   • luvdunhill
   • April 19, 2014

8. Where to buy USB 2.0 Type B Male connector ?

   By Jon L, November 8, 2014
   • 2 replies
   • 2.4k views
   • 
   • Mister X
   • November 8, 2014

9. Help with the acoustics of a headphone design

   By Leonardo Drummond, May 16, 2015
   • 2 replies
   • 2.7k views
   • 
   • Earspeakers
   • September 6, 2015

10. Old Dynalo power supply

    By Brannigan, July 10, 2015
    • 2 replies
    • 1.8k views
    • 
    • Brannigan
    • July 10, 2015

11. Group Buy - Golden Reference HV/LV

    By sorenb, November 12, 2015
    • 2 replies
    • 3.5k views
    • 
    • jose
    • November 15, 2015

12. Dynahi, thinking about rerouting

    By Bespav, May 15, 2016
    • 2 replies
    • 3.1k views
    • 
    • Bespav
    • May 23, 2016

13. How can I measure if my DAC puts out common mode DC from the balanced outputs?

    By sbelyo, September 27, 2016
    • 2 replies
    • 1.3k views
    • 
    • sbelyo
    • September 28, 2016

14. Looking for a best solution to allow the Arduino to control the gain of the amplifier

    By Megee, December 26, 2017
    • 2 replies
    • 1.9k views
    • 
    • n_maher
    • December 27, 2017

15. CFA3 balanced amp

    By ronnysharma, October 4, 2018
    • 2 replies
    • 2k views
    • 
    • mwl168
    • October 5, 2018

16. Caps in bias supply

    By pilli, February 5, 2019
    • 2 replies
    • 1.3k views
    • 
    • pilli
    • February 5, 2019

17. XLR-unbal help

    By Pars, December 10, 2019
    • 2 replies
    • 1.9k views
    • 
    • Pars
    • December 11, 2019

18. Diamond Transistors

    By wink, September 7, 2020
    • 2 replies
    • 1.7k views
    • 
    • Bespav
    • September 7, 2020

19. Diy Stax-Srd7 for about....hmmm...$20

    By hyperma, September 28, 2020
    • 2 replies
    • 3.1k views
    • 
    • hyperma
    • October 2, 2020

20. Bypassing a volume pot (switchable)

    By Pars, December 20, 2020
    • 2 replies
    • 2k views
    • 
    • Pars
    • December 27, 2020

21. Kevin Gilmore's Mini Diamond Buffers

    By sweetleaf, May 9, 2021
    • 2 replies
    • 1.6k views
    • 
    • sweetleaf
    • May 9, 2021

22. some questions on the original "dynalo" PSU as mentioned in headwize

    By mrjayviper, October 1, 2022
    • 2 replies
    • 1.1k views
    • 
    • mrjayviper
    • October 3, 2022

23. KGSSHV broken need help

    By electrostatics, November 29, 2022
    • 2 replies
    • 1.1k views
    • 
    • electrostatics
    • November 30, 2022

24. paralleling 2 mechanical relay for a more "robust" relay? (speaker protection device)

    By mrjayviper, October 18, 2023
    • 2 replies
    • 1.4k views
    • 
    • Craig Sawyers
    • October 18, 2023

25. What are these

    By alrainbow, September 20, 2025
    • 2 replies
    • 2.4k views
    • 
    • alrainbow
    • September 20, 2025