User Activity

  • Modified a comment on discussion General Discussion on Relay Trainer

    For the upcoming SBRC anniversary, and inspired by Kevins design above, I completed building this wood enclosure. The base material is 12mm quality Sina plywood, with a 5mm acryl cover. The design drawings are available at https://github.com/fm4dd/sbrc-enclosure I initially planned for 15mm hardwood blocks, but could not yet find a good source for appropriate sizes.

  • Posted a comment on discussion General Discussion on Relay Trainer

    Thanks for the compliment! With the front lid opened for operation, the relays are fully audible. If anything different, I'd say they sound a bit "deeper" from resonance. With the front lid closed (after starting a program), the sound becomes muted by about 1/2.

  • Modified a comment on discussion General Discussion on Relay Trainer

    For the upcoming SBRC anniversary, and inspired by Kevins design above, I completed building this wood enclosure. The base material is 12mm quality Sina plywood, with a 5mm acryl cover. The design drawings are available at https://github.com/fm4dd/sbrc-enclosure. I initially planned for 15mm hardwood blocks, but could not yet find a good source for appropriate sizes.

  • Modified a comment on discussion General Discussion on Relay Trainer

    For the upcoming SBRC anniversary, I completed building this wood enclosure. The base material is 12mm quality Sina plywood, with a 5mm acryl cover. The design drawings are available at https://github.com/fm4dd/sbrc-enclosure. I initially planned for 15mm hardwood blocks, but could not yet find a good source for appropriate sizes.

  • Modified a comment on discussion General Discussion on Relay Trainer

    For the upcoming SBRC anniversary, I completed building this wood enclosure. The base material is 12mm quality Sina plywood, with a 5mm acryl cover. The design drawings are available at https://github.com/fm4dd/sbrc-enclosure. I initially planned for 15mm hardwood blocks, but could not yet find a good source for appropriate sizes.

  • Posted a comment on discussion General Discussion on Relay Trainer

    For the upcoming SBRC anniversary, I completed building this wood enclosure. The base material is 12mm quality Sina plywood, with a 5mm acryl cover. The design drawings are available at https://github.com/fm4dd/sbrc-enclosure. I initially planned for 15mm hardwood blocks, but could not yet find a good source for appropriate sizes.

  • Posted a comment on discussion General Discussion on Relay Trainer

    Success! It fully works now, after swapping relays for PCMUX.2 and PCINC.2 in addition to PC.2. Just in time for Christmas.

  • Posted a comment on discussion General Discussion on Relay Trainer

    Hi Joe, I got one of your v3 boards, and build it. The BOM worked. I sourced the main components from Digikey through a single order. Assembly went well, the board is of really good quality. During the first power-up, I got a bit nervous when 5V did not turn up as expected. While checking all power supply components I noticed a slight discrepancy between resistor values in the BOM, which did not exactly match what is listed in the schematics (e.g. R197 BOM 220K vs. Schematics 510K). This cleared...

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Username:
frank4dd
Joined:
2008-07-17 11:33:23

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