Search found 18 matches
- Wed Jul 30, 2003 8:02 pm
- Forum: General Discussion
- Topic: WTB for friend: Cheap 12V 20A supply
- Replies: 10
- Views: 5831
Re: WTB for friend: Cheap 12V 20A supply
I am in the process of making a power supply for a ham radio, and I am stringing 3 computer switching supplies in series and using the 5vdc supply. You can set the calibration pots in each supply to add up to around 12 volts instead of 15. I just made sure that each supply was rated for 20 amps on 5...
- Wed Jul 30, 2003 7:43 pm
- Forum: General Discussion
- Topic: High Voltage Logic
- Replies: 4
- Views: 2829
Re: High Voltage Logic
Thank You, Electronix Express has the 74141 for only $2.50 a chip, much cheaper than other places.
- Tue Jul 29, 2003 9:03 pm
- Forum: General Discussion
- Topic: High Voltage Logic
- Replies: 4
- Views: 2829
High Voltage Logic
I need a way of driving nixie tubes without breaking the bank. Nixie tubes are gas-filled tubes with numbers that run off of high voltage (about 170 volts DC). http://ourworld.compuserve.com/homepages/JasonRandHarper/NixieAllDigits.jpg http://www.cse.uconn.edu/cse/Courses/CSE208W/NumberConversion/Im...