Do It Yourself

727 topics in this forum

1. what is the right Forward Voltage of LEDs?

   By coldmoon, September 18, 2016
   • 3 replies
   • 1.3k views
   • 
   • mwl168
   • September 18, 2016

2. Could someone help me find out if these 2SK369V are real?

   By sbelyo, March 6, 2017
   • 3 replies
   • 1.8k views
   • 
   • mlloyd1
   • January 23, 2023

3. help repairing cavalli cth

   By arteom, February 7, 2018
   • 3 replies
   • 1.5k views
   • 
   • arteom
   • February 8, 2018

4. Dynamic headphone dummy load

   By sbelyo, December 20, 2018
   • 3 replies
   • 1.1k views
   • 
   • sbelyo
   • December 20, 2018

5. Sparkos?

   By Pars, May 8, 2019
   • 3 replies
   • 1.8k views
   • 
   • lkong
   • May 22, 2019

6. Make a Portable estat amplifier

   By HVRV HANSEN, January 22, 2022   

   • electrostatic portable
   • 3 replies
   • 1.4k views
   • 
   • yabba235
   • January 28, 2022

7. Sanity check needed for an amp build

   By sbelyo, April 5, 2022
   • 3 replies
   • 986 views
   • 
   • sbelyo
   • April 19, 2022

8. Building a passive energizer from scratch --- to ground or float the bias supply?

   By bobkatz, July 30, 2023
   • 3 replies
   • 768 views
   • 
   • bobkatz
   • July 31, 2023

9. Do I need volume control on preamp/headamp if my DAC already has one?

   By mrjayviper, September 24, 2023
   • 3 replies
   • 1.2k views
   • 
   • Dusty Chalk
   • September 26, 2023

10. Anybody here use tinkercad or can design in 3d? I just ordered a 3d printer

    By sbelyo, November 30, 2023
    • 3 replies
    • 1.2k views
    • 
    • chinsettawong
    • December 5, 2023

11. Universal output HP amp with custom Lundahl transformers

    By justin, August 3, 2024
    • 3 replies
    • 943 views
    • 
    • dsavitsk
    • August 3, 2024

12. The Objective Interim Amp Mk2

    By aerius, May 5, 2006
    • 2 replies
    • 2.1k views
    • 
    • aerius
    • August 17, 2006

13. DAC/amp choice questions

    By K2Grey, August 9, 2006
    • 2 replies
    • 1.9k views
    • 
    • Nanoha
    • August 9, 2006

14. Any impressions of the Furutech FP-682 / FP-681 ?

    By Spiug31, December 28, 2007
    • 2 replies
    • 1.4k views
    • 
    • tiberian
    • December 28, 2007

15. Good Read at DIYAudio

    By luvdunhill, January 18, 2008
    • 2 replies
    • 1.5k views
    • 
    • spritzer
    • January 18, 2008

16. Lowering the gain on my Bugle

    By postjack, September 2, 2008
    • 2 replies
    • 1.2k views
    • 
    • Pars
    • September 2, 2008

17. Quick Connect Part Recommendation

    By luvdunhill, November 10, 2008
    • 2 replies
    • 1.1k views
    • 
    • Pars
    • November 10, 2008

18. Quad Din Connectors.

    By Duggeh, July 11, 2009
    • 2 replies
    • 1.7k views
    • 
    • Smeggy
    • July 15, 2009

19. heater voltages

    By Smeggy, August 24, 2009
    • 2 replies
    • 1.1k views
    • 
    • Smeggy
    • August 25, 2009

20. ungar 9900 soldering system

    By crappyjones123, September 24, 2009
    • 2 replies
    • 3.3k views
    • 
    • crappyjones123
    • September 24, 2009

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

    By CherryBomb, April 13, 2010
    • 2 replies
    • 1.8k views
    • 
    • manaox2
    • April 14, 2010

22. KGSS Help

    By The Expanding Man, February 7, 2011
    • 2 replies
    • 3.7k views
    • 
    • spritzer
    • February 7, 2011

23. common mode DC in balanced amps question?

    By sbelyo, April 14, 2011
    • 2 replies
    • 3.5k views
    • 
    • sbelyo
    • April 14, 2011

24. question of balance

    By grawk, March 25, 2012
    • 2 replies
    • 2.8k views
    • 
    • grawk
    • March 26, 2012

25. Twist AC and DC power hookup wires or not

    By sbelyo, July 22, 2013
    • 2 replies
    • 2.4k views
    • 
    • sbelyo
    • July 23, 2013