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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
kv4p HT v1.7b
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DIY Mechanical Macro Keypad ― Ocreeb
SIDKick pico 0.2 DAC (SID 6581/8580-replacement for C64/C128)
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Frog Boy Color
Low Cost Drone using ESP32
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
kv4p HT v1.7b
SIDKick pico 0.2 (SID 6581/8580-replacement for C64/C128)
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Note from the author: It's very hard to find the correct ESP32 dev boards now with the resistors, they are sold out...
kv4p HT v1.7b
15710
28
35
Vance Vagell
Vance Vagell
UNITED STATES OF AMERICA
32
0
It was designed for the 40m amateur radio band, but it can be adapted to other HF bands as well. Sputnik regenerative receiver was designed for beginners to help them improve their knowledge in buildi...
Sputnik Regenerative Receiver - SSB, CW, AM, FM
17300
8
17
DX Explorer
DX Explorer
ROMANIA
32
38
ja2gqp FOR DDS OR SIGNAL GENERATOR. PCB DESING BY USTAOGLU CORP. FROM TARSUSTEST VIDEO:https://www.youtube.com/watch?v=212D4QiPgfohttps://www.youtube.com/watch?v=n4w5KgrMIzAhttps://www.youtube.com/wa...
ja2gqp DDS VFO SI5351 FOR QRP AND SIGNAL GENERATOR
11006
0
11
AUDIO USTAOGLU
AUDIO USTAOGLU
TURKEY
471
18
Eight fused Anderson PowerPole connectors for power distribution in Amateur Radio projects.
Anderson PowerPole Distribution
1579
2
1
Edward Zembower
Edward Zembower
UNITED STATES OF AMERICA
3
0
This is a keyer that I designed to be used with a "sideswiper" or "cootie" Morse Code sending key. The circuit includes a PICAXE microcontroller, a twin-T tone oscillator, and an audio amplifier. When...
Morse Code Keyer, Rev: 7
2306
0
4
Charles Hampton
Charles Hampton
UNITED STATES OF AMERICA
2
7
A simple QRP CW transmitter built in less than ten minutes. Only eight components and an output power of around 700mW @ 12V or 500mW @ 9V. The power output depends on the transistor used and also on t...
Ten Minute Transmitter
354
0
1
DX Explorer
DX Explorer
ROMANIA
32
38
I recently restored a Grundig Satellit 2100, which turned out really well, and which can be viewed on my YouTube Channel, Electronics Old and New. I mentioned then that I’d think about building an ext...
External BFO V2.1 SMD version
1904
2
2
Manuel Caldeira
Manuel Caldeira
PORTUGAL
219
3
I recently restored a Grundig Satellit 2100, which turned out really well, and which can be viewed on my YouTube Channel, Electronics Old and New. I mentioned then that I’d think about building an ext...
External BFO V2.0 through-hole version
2066
0
0
Manuel Caldeira
Manuel Caldeira
PORTUGAL
219
3
One of the smallest and simplest transceivers using a single 2N2222A transistor, based on an original design by PY2OHH. Here you have the 40m band version, with an output power of about 700mW. In the ...
Pititico, One Transistor QRP CW Transceiver
1828
0
2
DX Explorer
DX Explorer
ROMANIA
32
38
A simple QRP CW transceiver with one transistor and an audio amplifier, based on the Pititico CW Transceiver designed by PY2OHH. This is the 40m band version and it has about 700mW output power. It's ...
Pititico 2, QRP CW Transceiver
2817
2
6
DX Explorer
DX Explorer
ROMANIA
32
38
A simple QRP wattmeter and dummy load that allows you to measure the RF output power. Designed for QRP with 1W to 10W scales or 2W to 20W. In the blog article you will find more detailed info.Read the...
Two Scales QRP RF Wattmeter And Dummy Load
2168
2
2
DX Explorer
DX Explorer
ROMANIA
32
38
A minimalist QRP CW transmitter built in less than ten minutes. Only twelve components and an output power of 700mW @ 12V or 500mW @ 9V. A great project for beginners in building amateur radio equipme...
QRP Minimalist CW Transmitter
3133
2
3
DX Explorer
DX Explorer
ROMANIA
32
38
Assembly manual is here : http://www.siars.org.in/wp-content/uploads/2020/09/CPO_Manual_V2.pdf
Morse Code Code Practice Oscillator- Twin T Oscillator
2490
0
1
Sinosh PK VU2LN
Sinosh PK VU2LN
INDIA
2
0
A simple NE555P IC audible RF field strength meter. It can detect a 1W VHF / UHF handheld from about 2 or 5 meters away. A useful tool to have for testing radio gear. In the blog article you will find...
Audible RF Field Strength Meter
1689
0
2
DX Explorer
DX Explorer
ROMANIA
32
38
