Shared Projects by Barbouri

Shared Projects by Barbouri

HP 5300 Series Test Card Rev. B

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2 layer board of 3.27 x 2.59 inches (83.1 x 65.8 mm)
Uploaded: April 29, 2022
Shared: April 29, 2022
Total Price: $42.35

Hewlett Packard 5300 series Display module test card Rev B. HP manual Fig 5-2 Tests: 1 - 4, 6 - 16 DP4 test jumper Rotary switch for test #9 Annunciators and DP 1,2,3,5 Breakout terminals for Power Supplies, GND, and Reset

<https://www.barbouri.com/2022/04/29/hewlett-packard-10548a-diagnostic-…

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Hewlett Packard 5300 series Display module test card Rev B. HP manual Fig 5-2 Tests: 1 - 4, 6 - 16 DP4 test jumper Rotary switch for test #9 Annunciators and DP 1,2,3,5 Breakout terminals for Power Supplies, GND, and Reset

<https://www.barbouri.com/2022/04/29/hewlett-packard-10548a-diagnostic-…

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      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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HP 9825, 9835 Power Supply Crowbar PCB

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2 layer board of 2.20 x 1.00 inches (55.9 x 25.4 mm)
Uploaded: April 20, 2022
Shared: April 20, 2022
Total Price: $11.00

CuriousMarc's HP 09825-66552 Crowbar Circuit Reproduction.

Crowbar protection circuit for the HP 9825, 9835 calculator

https://www.curiousmarc.com/computing/hp-9825-scientific-computer#h.xrov16yr03br

CuriousMarc's HP 09825-66552 Crowbar Circuit Reproduction.

Crowbar protection circuit for the HP 9825, 9835 calculator

https://www.curiousmarc.com/computing/hp-9825-scientific-computer#h.xrov16yr03br

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      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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Isolated TTL to USB Ver. 2.2

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2 layer board of 1.65 x 0.86 inches (41.9 x 21.8 mm)
Uploaded: March 10, 2022
Shared: March 31, 2022
Total Price: $7.05

USB-2 Micro-B to Isolated TTL serial 4 pin header, using a UMFT234XF FTDI module. Version 2.2

<https://www.barbouri.com/2022/03/31/isolated-ttl-serial-to-usb-2-0-converter/>

![Isolated TTL Serial to USB 2.0 Converter](https://www.barbouri.com/wp-content/uploads/2022/03/USBTTLISO12BdAng10-1…

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USB-2 Micro-B to Isolated TTL serial 4 pin header, using a UMFT234XF FTDI module. Version 2.2

<https://www.barbouri.com/2022/03/31/isolated-ttl-serial-to-usb-2-0-converter/>

![Isolated TTL Serial to USB 2.0 Converter](https://www.barbouri.com/wp-content/uploads/2022/03/USBTTLISO12BdAng10-1…

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      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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Programmable Voltage Reference 5 Volt Version 3.15

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2 layer board of 3.15 x 1.92 inches (80.0 x 48.8 mm)
Uploaded: March 30, 2022
Shared: March 30, 2022
Total Price: $30.20

Programmable Voltage Reference 0.001 to 5.000 Volt - Version 3.15 UNTESTED

The Programmable Voltage Reference (PVR) has a range of 1 mV to 5.000 volts in 1 mV steps. The accuracy is plus or minus 50 uV for any set value. The reference value is displayed on a 2 X 16 character OLED display and c…

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Programmable Voltage Reference 0.001 to 5.000 Volt - Version 3.15 UNTESTED

The Programmable Voltage Reference (PVR) has a range of 1 mV to 5.000 volts in 1 mV steps. The accuracy is plus or minus 50 uV for any set value. The reference value is displayed on a 2 X 16 character OLED display and c…

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      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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Programmable Voltage Reference 5 Volt Ver. 3.14

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2 layer board of 3.15 x 1.92 inches (80.0 x 48.8 mm)
Uploaded: January 13, 2022
Shared: March 30, 2022
Total Price: $30.20

Programmable Voltage Reference 0.001 to 5.000 Volt - Version 3.14

The Programmable Voltage Reference (PVR) has a range of 1 mV to 5.000 volts in 1 mV steps. The accuracy is plus or minus 50 uV for any set value. The reference value is displayed on a 2 X 16 character OLED display and can be set…

Show full description

Programmable Voltage Reference 0.001 to 5.000 Volt - Version 3.14

The Programmable Voltage Reference (PVR) has a range of 1 mV to 5.000 volts in 1 mV steps. The accuracy is plus or minus 50 uV for any set value. The reference value is displayed on a 2 X 16 character OLED display and can be set…

Show full description

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  • Actions

      Ordering shared project

      Hey there! Before ordering, make sure you have all the info you need to complete and use this design. This usually means a component list, and sometimes additional information such as assembly notes, source code, or usage guides.
      Since this is a project designed by a community member, it may contain design errors that prevent it from working as intended. OSH Park cannot place any guarantees about the functionality or correctness of the design.
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