3 volt

32 links

160 meter linear loaded voltage feed T ^pop
160 meter linear loaded voltage fed T antenna

[ Hits: 27946 | Votes: 7 | Rating: 6.14 ]

A better antenna-tuner balun
Which balun to use The hybrid balun promises advantages over both voltage and current baluns ...

[ Hits: 23096 | Votes: 11 | Rating: 5.83 ]
Balun Construction - G8JNJ
The design of Ruthroff broadband voltage transformers

[ Hits: 2364 | Votes: 10 | Rating: 6.5 ]

JustRadios, Capacitors for Antique Radios - Dave
Sells high voltage film and electrolytic capacitors for antique tube radios Carries 630 volt metal ...

[ Hits: 5628 | Votes: 16 | Rating: 8.12 ]

Duracell DR36 battery to the FT 817
The Duracell DR 36 laptop battery can be easily find and supplies 12 volts X ...

[ Hits: 2731 | Votes: 7 | Rating: 3.29 ]

Radius Power - DC Filters - dc filters
DC filters from radius power are specifically optimized for applications with DC supply like e ...

[ Hits: 280 | Votes: 2 | Rating: 8 ]

Spectrum Analyzer Real-time FFT - Oleg Ya. Shmelyoff
Eight channel Audio Spectrum Analyzer is a set of Real Time Multi Channel Gauges for ...

[ Hits: 11316 | Votes: 9 | Rating: 7.77 ]

Using Solar Power and 12 Volt Batteries
The sun can power your Ham station and a whole lot more Using solar power ...

[ Hits: 2126 | Votes: 4 | Rating: 6.5 ]

A Precision Voltage Reference
A project by Don Wilhelm W3FPR

[ Hits: 292 | Votes: 0 | Rating: 0 ]

10 Amp 13.8 Volt Power Supply
Sometimes amateurs like to home brew their power supplies instead of purchasing one off the ...

[ Hits: 1935 | Votes: 3 | Rating: 9.67 ]

6L6 Transmitter
40 meters band 5 watts transmitter uses a 6L6 with a 6X5 rectifier and a ...

[ Hits: 1303 | Votes: 1 | Rating: 10 ]

AVR Butterfly Keyer
The Atmel AVR Butterfly is a credit card sized board which contains an AVR MEGA169 ...

[ Hits: 683 | Votes: 0 | Rating: 0 ]

RF Power Meter
RF Power Meter using for reading a standard Digital Voltmeter by Iulian Rosu YO3DAC VA3IUL ...

[ Hits: 1432 | Votes: 0 | Rating: 0 ]

Hight voltage power supply
High Voltage Supply for GS 35B Amplifier

[ Hits: 2229 | Votes: 6 | Rating: 9.33 ]
A Power Supply on the Cheap
Need a variable power supply that is short circuit protected and over voltage protected Here ...

[ Hits: 2586 | Votes: 0 | Rating: 0 ]
12 Volt 30 Amp Power Supply
Project for a 12 volt, 30 ampere Power Supply Unit

[ Hits: 18999 | Votes: 37 | Rating: 4.73 ]
30 Volt Computer Power Supply Stack
What do you do with a bunch of old computer power supplies?

[ Hits: 2895 | Votes: 4 | Rating: 7.5 ]
12/20 Ampere power supplies
Two types of home brewed 12 20 Ampere 13 8volt power supplies including detailed part ...

[ Hits: 8405 | Votes: 8 | Rating: 6.12 ]
20/22A or 30/32A 13.8 v power supply
20 22 Ampere or 30 32 Ampere 13 8 volts power supply RE PSF14A20 or ...

[ Hits: 3137 | Votes: 4 | Rating: 5.5 ]

Microwave Transverters Projects - KC6QHP
A collection of some electronics hobby projects by KC6QHP that includes microwave transverters for several ...

[ Hits: 159 | Votes: 0 | Rating: 0 ]