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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
DIY Mechanical Macro Keypad ― Ocreeb
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Filament Maker from PET Bottle
Solar Powered WiFi Weather Station V4.0
PICOZX (MotherBoard) LCD&VGA Emulated Spectrum 128k
Frog Boy Color
espthings.io - ET-P1101 ESPHome Panasonic Climate Interface
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
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ZIMBABWE
Voltage-Current Logger - High-resolution digital power monitor and loggerI wanted a tool to measure the power, voltage, and current values used by PCs, smartphones, and devices I created, so I created...
High-resolution Voltage-Current Digital Logger
663
4
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Hiroshi Nakajima
Hiroshi Nakajima
JAPAN
1
0
This PCB will let you convert a Dallas DS1225Y non-volatile SRAM chip to an FRAM chip that does not require backup batteries.You can use any FM16W08-SGxx variant, and be sure to use thin circular pin ...
Dallas DS1225Y FRAM Adapter
984
0
4
Jared NearFarMedia
Jared NearFarMedia
JAPAN
13
43
This is a slight reworking of Tor Arne Hustvedt's "Apple IIe digital joystick adaptor for using Kempston/Atari/Amiga digital joysticks on an Apple IIe", available at https://www.pcbway.com/project/sha...
AppleJoy -- an adapter for Atari/Sega joysticks on Apple ][ / Franklin ACE 1000 that actually works
485
0
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Chris Kobayashi
Chris Kobayashi
JAPAN
0
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Based on Rob Clarke and Michal Pleban's MultiMax cartridge for the Max Machine.Parts are available on Aliexpress.A few mistakes were corrected (better grounding, no float logic inputs, strong power su...
Commodore MAX Machine Multi Cartridge 64
760
2
4
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
It is designed to work inside Commodore Amiga 500/+, 600 and 1200.It connects pin 39 of the IDE connector.
HDD Clicker Commodore Amiga 500 600 1200
958
0
4
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
1 × MIDI IN, 1 × MIDI OUT.The PCB is contained inside serial port DB25 plug.Fast optocoupler with high current transfer ratio.Fully compatible with existing software.Software accessing MIDI through&nb...
Commodore Amiga MIDI Serial Interface for Roland MT-32 / SC-88VL synthesizer (SMT version)
1019
0
4
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
ATARI 600XL / 800XL delay line CO60472 replacementTo replace CO60472 (U29) that originally was EP8212 by PCA ElectronicsCompatible with system clock @ ~1.73MHz1x 74HC14N (DIL14, THT)1x ZIF precision s...
ATARI 600XL 800XL delay line CO60472 replacement
929
0
4
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
A stereo audio mixer board for the consolized SNK MVS Neo Geo.All electrolytic capacitors are Audio-type.
SNK MVS NEO GEO Audio mixer board console
1035
0
4
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
This LC meter is majorly composed by 74HCU04 Franclin oscillator and Arduino frequency counter.The east German engineer of Dr.Hegewald had published this LC meter design principal. AADE and some suppl...
LC meter of using the franclin oscillator アルディーノマイコンを使ったLCメーター
1523
0
5
Nobuteru Asai
Nobuteru Asai
JAPAN
1
0
Single Port Interface for Commodore 16 and Plus4 keyboard and USER PORTFull Replacement of MOS 6529B IC based on the logic 74652 (bi-directional)BOM LIST:1x High-Speed CMOS Octal bus transceiver/regis...
SPI MOS 6529B replacement for Commodore 16 / Plus4 USER PORT & Keyboard
799
0
5
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
ATARI 800XL 27c64 / 27c128 ROM adapterBASIC ROMIt adapts 27c64 / 27c128 to C060302A (U4).27c128 requires a 4.7K pull-up resistor and a jumper (normally closed).27c64 does not require the resistor and ...
ATARI 800XL 27C64 / 27C128 ROM adapter for the original 2364
1221
0
5
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
Commodore Amiga 600 LED replacement boardCreated by randyhttps://github.com/1randy/amiga-pcb-ledTested on PAL and NTSC models, rev1.5 and rev2it fits the original keyboard perfectlyLED size 5x2mm
Commodore Amiga 600 LED replacement
1432
2
5
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
Amiga internal RGB Video Buffer for HSYNC and VSYNCFerrite beads from the motherboard should be mounted on the PCBLogic inputs (not buffered) and outputs (buffered) wired directly to AMIGA MotherBoard...
Amiga internal RGB Video Buffer for HSYNC and VSYNC
1293
2
5
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
This circuit replaces the missing TICK signal for the system clock of the Amiga. This small circuit generates from the power line frequency of 100~240V a suitable 50Hz TTL signal, which...
Tick signal generator for Commodore Amiga 2000, 3000, 4000 Power Supply Unit
2149
0
5
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
Tested with Sony Trinitron 9041QM - PVM/CRT 9NEW version available at https://www.pcbway.com/project/shareproject/RGBI_CGA_to_Analog_RGB_video_card_converter_36ce181f.html
Video DAC RGBI to RGBA Adapter for old computers (Commodore 128, PC-6001mkIIsr)
1347
0
5
Edoardo kinmami
Edoardo kinmami
JAPAN
190
15
For qrper, I have designd mini size transmitter pcb.1, crystal osc(vxo) , all HF.2, mic-compessor is on borad (TA2011S)3, dbm as sn169134, AM or DSB 5, M28S is a final device, able to drive 1W(100...
AM/DSB QRP(0.5W) Transmitter using mic compressor: dbm as SN16913 .
2639
1
5
shuuichi takikawa
shuuichi takikawa
JAPAN
47
1
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