Shared Projects by sjm

Shared Projects by sjm

Differential Probe v2

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2 layer board of 1.36 x 0.55 inches (34.4 x 14.0 mm)
Uploaded: August 16, 2016
Shared: August 18, 2016
Total Price: $3.70

HF differential probe

More details here: http://stevenmerrifield.com/diff-probe/index.html

HF differential probe

More details here: http://stevenmerrifield.com/diff-probe/index.html

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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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HF Differential Probe

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2 layer board of 1.05 x 0.48 inches (26.7 x 12.2 mm)
Uploaded: June 22, 2016
Shared: July 19, 2016
Total Price: $2.50

100MHz, +/-15V input.

More details here: http://stevenmerrifield.com/diff-probe/index.html

100MHz, +/-15V input.

More details here: http://stevenmerrifield.com/diff-probe/index.html

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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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Constant Current Load

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2 layer board of 1.50 x 1.14 inches (38.0 x 28.9 mm)
Uploaded: June 19, 2016
Shared: July 17, 2016
Total Price: $8.50

Simple FET constant current load, up to 70V / 5A.

More details here: http://stevenmerrifield.com/current-load/index.html

Simple FET constant current load, up to 70V / 5A.

More details here: http://stevenmerrifield.com/current-load/index.html

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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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ARINC 717 Receiver

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2 layer board of 0.97 x 0.76 inches (24.6 x 19.2 mm)
Uploaded: July 03, 2016
Shared: July 03, 2016
Total Price: $3.65

Line interface for an Altera EP2C5T FPGA development board

Line interface for an Altera EP2C5T FPGA development board

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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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Power Supply LCD

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2 layer board of 1.73 x 1.03 inches (43.9 x 26.1 mm)
Uploaded: June 08, 2016
Shared: June 08, 2016
Total Price: $8.85

PIC16F88 micro-controller driving an old Optrex 16x2 LCD to display 3 voltages and 2 currents. Currents are measured using MAX4172 high side sensors and negative LCD contrast voltage is generated with a PWM based charge-pump.

PIC16F88 micro-controller driving an old Optrex 16x2 LCD to display 3 voltages and 2 currents. Currents are measured using MAX4172 high side sensors and negative LCD contrast voltage is generated with a PWM based charge-pump.

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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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