Do It Yourself

734 topics in this forum

1. common mode DC in balanced amps question?

   By sbelyo, April 14, 2011
   • 2 replies
   • 3.6k views
   • 
   • sbelyo
   • April 14, 2011

2. question of balance

   By grawk, March 25, 2012
   • 2 replies
   • 2.9k views
   • 
   • grawk
   • March 26, 2012

3. Twist AC and DC power hookup wires or not

   By sbelyo, July 22, 2013
   • 2 replies
   • 2.5k views
   • 
   • sbelyo
   • July 23, 2013

4. wakibaki

   By nikongod, February 28, 2014
   • 2 replies
   • 3.7k views
   • 
   • Pars
   • February 28, 2014

5. Matching JFETs and BJTs

   By The Expanding Man, April 19, 2014
   • 2 replies
   • 3.7k views
   • 
   • luvdunhill
   • April 19, 2014

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

   By Jon L, November 8, 2014
   • 2 replies
   • 2.3k views
   • 
   • Mister X
   • November 8, 2014

7. Help with the acoustics of a headphone design

   By Leonardo Drummond, May 16, 2015
   • 2 replies
   • 2.5k views
   • 
   • Earspeakers
   • September 6, 2015

8. Old Dynalo power supply

   By Brannigan, July 10, 2015
   • 2 replies
   • 1.7k views
   • 
   • Brannigan
   • July 10, 2015

9. Group Buy - Golden Reference HV/LV

   By sorenb, November 12, 2015
   • 2 replies
   • 3.3k views
   • 
   • jose
   • November 15, 2015

10. Dynahi, thinking about rerouting

    By Bespav, May 15, 2016
    • 2 replies
    • 2.9k views
    • 
    • Bespav
    • May 23, 2016

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

    By sbelyo, September 27, 2016
    • 2 replies
    • 1.2k views
    • 
    • sbelyo
    • September 28, 2016

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

    By Megee, December 26, 2017
    • 2 replies
    • 1.6k views
    • 
    • n_maher
    • December 27, 2017

13. CFA3 balanced amp

    By ronnysharma, October 4, 2018
    • 2 replies
    • 1.8k views
    • 
    • mwl168
    • October 5, 2018

14. Caps in bias supply

    By pilli, February 5, 2019
    • 2 replies
    • 1.2k views
    • 
    • pilli
    • February 5, 2019

15. XLR-unbal help

    By Pars, December 10, 2019
    • 2 replies
    • 1.8k views
    • 
    • Pars
    • December 11, 2019

16. Diamond Transistors

    By wink, September 7, 2020
    • 2 replies
    • 1.5k views
    • 
    • Bespav
    • September 7, 2020

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

    By hyperma, September 28, 2020
    • 2 replies
    • 2.9k views
    • 
    • hyperma
    • October 2, 2020

18. Bypassing a volume pot (switchable)

    By Pars, December 20, 2020
    • 2 replies
    • 1.6k views
    • 
    • Pars
    • December 27, 2020

19. Kevin Gilmore's Mini Diamond Buffers

    By sweetleaf, May 9, 2021
    • 2 replies
    • 1.4k views
    • 
    • sweetleaf
    • May 9, 2021

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

    By mrjayviper, October 1, 2022
    • 2 replies
    • 960 views
    • 
    • mrjayviper
    • October 3, 2022

21. KGSSHV broken need help

    By electrostatics, November 29, 2022
    • 2 replies
    • 979 views
    • 
    • electrostatics
    • November 30, 2022

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

    By mrjayviper, October 18, 2023
    • 2 replies
    • 1.3k views
    • 
    • Craig Sawyers
    • October 18, 2023

23. What are these

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

24. bargain price on fully isolated power

    By kevin gilmore, July 23, 2006
    • 1 reply
    • 2.1k views
    • 
    • hungrych
    • July 23, 2006

25. I want to fix my Creek OBH-11SE, but I need help

    By Dusty Chalk, October 4, 2006
    • 1 reply
    • 2.2k views
    • 
    • Mister X
    • October 4, 2006