Dan Hoover's Profile - Engineer - PCBWay Community

Dan Hoover

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The Tandy Terminator for the Model II/12/16 also fits the 16B and 6000, although those machines probably don't need it. The "Big" Tandy computers (the ones with the 8" drives) had both at least 1 inte...
Tandy Terminator for the TRS-80 Model II/12/16
5810
Recreation of the yamaha sound card for the QX10. Github: https://github.com/brijohn/qx10/tree/master/kicad/ym2149_sound_card
Epson QX10 YM2149 Sound Card
6400
The QX10 CF adapter allows you to add a solid state drive to your QX10.Github https://github.com/brijohn/qx10/tree/master/kicad/cf_adapter
Epson QX10 CF Adapter
7100
The Titan card allows you to add an 8088 processor to the QX10 to run dos software. It's been reproduced in a way to use fewer parts and be cheaper to build. Github https://github.com/brijohn/qx10/tr...
Epson QX-10 Titan Clone
5800
The cheaper XGECU Programmers are not capable of programming EPROMS at higher voltages. Even when you try to apply 25v, it often only puts out 21v. This board allows you to decouple the VPP from the p...
EPROM Booster - Program Higher voltage Vintage Eproms on your XGECU T48 / 866ii+
22500
Full project details at https://github.com/aotta/PiCOLECO/tree/main?tab=readme-ov-file Thank you to Robin Robin Edwards and his A8PicoCart for the idea and to A. Ottaviani for this implementationNEW&n...
PiColeco - Raspberry Pi Pico (Clone) Multicart
50601
Note: According to Luis the other board on pcbway is obsolete!This cartridge allows any MSX computer to host a Sipeed Tang Nano 20K. The current fpga core implements:MicroSD Nextor 2.1 DriveFM OPLL +...
WonderTANG 2.0b - Latest version MSX FPGA Cartridge
57504
This board includes the Event Failure AlarmAudio Oscillator / MetronomeLED FlasherToy OrganSee alsohttps://www.pcbway.com/project/shareproject/Engineer_s_Mini_Notebook_555_Circuits_by_Forrest_M_Mims_I...
Engineer's Mini Notebook 555 Circuits by Forrest M. Mims III - PCB #3
42501
This board includes the Pulse Generator, Frequency Meter, Bouncefree switch and Voltage Controlled isolator.Core parts are4 @ 5556 @ 2P terminal Blocks26 @ Male 2.54 pinheader pins1 @ 6mm Tactile Swit...
Engineer's Mini Notebook 555 Circuits by Forrest M. Mims III - PCB #2
24702
PCB #1 IncludesBasic Monostable CircuitBasic Astable CircuitFrequency DividerTouch-Activated SwitchVideo: https://youtu.be/A7X9-8tcj5AThe latest updates an notes are always available at https://github...
Engineer's Mini Notebook 555 Circuits by Forrest M. Mims III - PCB #1
242205
Tested working.This is an update of my https://www.pcbway.com/project/shareproject/RGB2HDMI_Pro_The_Ultimate_Prototyping_Board_for_RGB2HDMI_6c90aa57.html project.I basically took my prototyping shield...
RGBtoHDMI Mega Board v2.0
46102
This board allows you to connect a WeMos D1 Mini and up to 3 shields to broken out pin headers and screw terminals for easy prototyping. To Fully populate this board, you will need:1 @ 40 Male header ...
Wemos D1 Maxi - Prototyping shield for the WeMos D1 Mini
94800

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