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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
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ZIMBABWE
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
327
0
1
DX Explorer
DX Explorer
ROMANIA
30
38
IC TA7640 bisa kita ganti dengan IC yang sama persis spesifikasinya yaitu KIA6040 buatan Korea.Indikator Sinyal meter tidak Penulis gunakan untuk kali ini, hanya indikator LED saja yang Penulis gunaka...
bobo146_radio_fm_kia6040
4342
0
3
rachman bobo
rachman bobo
INDONESIA
106
49
ПРОЦЕССОР: ATmega328PPLL: Si5351 и /или Si570Дисплей: OLED 1.3 "128 /132x64, OLED 0.96"128x64Энкодер: механический поворотный или магнитный энкодер AS5600Клавиатура: 4 + 1 кнопкиПоддержка различн...
Frequency synthesizer NanoVFO 3.1 square
2492
1
3
Maksim EW7DDR
Maksim EW7DDR
BELARUS
156
158
This time YE3CIF will assemble Bitx Multiband Radio, complete with DDS VFO on one board using STM32F103C8T6 and SI5351, 1.8inch TFT screen. This basic radio is Bitx20 made by Om Farhan VU2ESE from Ind...
Radio BITX Transceiver Multiband v1.1 | Mainboard
2675
0
3
Syaiful YE3CIF.COM
Syaiful YE3CIF.COM
INDONESIA
97
3
https://youtu.be/fPgSf5HOfO8In this tutorial, two STM32 micro-controllers are exchanging data wirelessly over LoRa using E22900T22D module that is interfaced over UART. The MCUs are exchanging dummy d...
STM32 E22900T22D LoRa Transceiver Module and Range Test
2102
0
2
WARD Useful Electronics
WARD Useful Electronics
TURKEY
10
0
简介：这是一台短波手持收发器。便于携带到户外使用，支持CW自动解码。内置驻波功率计.使用gp88s电池（需要改为锂电池8.4v或者12.6v以保证功率输出）特点：5波段覆盖40m/30m/20m/15m/10m。全模式支持：USB、LSB、CW、AM、FM（SSB模式接收效果好，发射效果差。AM和FM模式为赠送功能，效果差）5波段输出功率达到5W功率，改12.6v电池可达到10w以上功率，并预留升...
uSDX88S 5波段手持短波电台
2743
0
9
敏 姚
敏 姚
CHINA, PEOPLES REPUBLIC
7
0
Новая версия NanoVFO 3.2 square.Валкодер и часы на плате не расположены - это позволило существенно уменьшить размеры и довести их до габаритов спичечного коробка. Дисплей 1.3" или 0.96". Размер платы...
Синтезатор NanoVFO 3.2
1602
0
6
Maksim EW7DDR
Maksim EW7DDR
BELARUS
156
158
http://takinx.dcnblog.jp/radio_kit_/tda1072-mw/
TDA1072 mini radio for BC
4203
0
1
shuuichi takikawa
shuuichi takikawa
JAPAN
51
1
In the design there is also a place for other types of transistors that could be an option (irf510, irf520, irf530). Indeed, the RD15HVF1 itself cannot be as large as the IRF type, but it is quite sat...
HF Amplifier 10-50Watt
893
0
3
Syaiful YE3CIF.COM
Syaiful YE3CIF.COM
INDONESIA
97
3
In this tutorial, I have built a simple system that is powered with 1 W 5 V solar panel that monitors the connected battery voltage with ADC and gets the environment temperature and shares this inform...
ESP32 RYLR993 LoRaWAN Communication
1257
0
0
WARD Useful Electronics
WARD Useful Electronics
TURKEY
10
0
This project for Amateur Radio operators, Arduino SDR Transmitter and Receiver Band ModuleDetailed information : https://groups.io/g/ucxBased on : WB2CBA uSDX PCB V1.02
uSDX HF SDR TriBand Module
2500
0
4
B. Ugur Demirkan
B. Ugur Demirkan
TURKEY
4
2
You know neophyte receiver on QSTham radio rx: mini,using ne612.The details are on my site, "RADIO KITS IN JA"
NE612: direrct conversion mini rx :like neophyte receiver on QST. RK-50.
4106
3
3
shuuichi takikawa
shuuichi takikawa
JAPAN
51
1
Получилось так, что ФНЧ на 1-30 МГц, имеет потери от 0.8 db до 2-3 db и ослабление сигнала на частоте 145.5 МГц в 44 дБ, а ФВЧ на 144-146 МГц имеет потери 1.1 db и ослабление сигнала на диапазоне от 1...
Диплексер 0-30 мГц / 144-146 МГц
696
0
1
Maksim EW7DDR
Maksim EW7DDR
BELARUS
156
158
SSB Transceiver MC1496 (Exciter only)This time I want to try to assemble this radio again, which is said to have the best sound. Indeed, there are more resistors and an adequate PCB is needed to avoid...
SSB Transceiver MC1496 (Exciter)
2086
0
1
Syaiful YE3CIF.COM
Syaiful YE3CIF.COM
INDONESIA
97
3
Практически во всех современных радиолюбительских трансиверах предусмотрена и возможность внешнего компьютерного управления. Радиолюбители используют его в повседневной работе и соревнованиях совместн...
Simple Digital interface
974
0
3
Maksim EW7DDR
Maksim EW7DDR
BELARUS
156
158
Получилось так, что ФНЧ на 145 МГц, имеет потери 0.5 дБ и ослабление сигнала на 433.5 МГц в 40 дБ, а ФВЧ на 433 МГц имеет потери 1.3 дБ и ослабление сигнала 145 МГц в 59 дБ.Из-за простоты конструкции,...
Диплексер на 144 / 430 МГц.
1239
2
1
Maksim EW7DDR
Maksim EW7DDR
BELARUS
156
158
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