Shared Projects by CX5AA

Shared Projects by CX5AA

N6KR, Wilderness Radio/ Norcal 40A, Qrp-tech NC40A

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2 layer board of 3.91 x 3.88 inches (99.2 x 98.6 mm)
Uploaded: June 10, 2026
Shared: June 10, 2026
Total Price: $75.80

This project is the Wayne Burdick (N6KR) masterpiece, a landmark in QRP history: the NorCal 40A. Designed in the mid‑1990s, it became one of the most popular and influential kits ever offered to amateur radio builders. More than 4,000 units were sold worldwide, making it not only a technical achi…

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This project is the Wayne Burdick (N6KR) masterpiece, a landmark in QRP history: the NorCal 40A. Designed in the mid‑1990s, it became one of the most popular and influential kits ever offered to amateur radio builders. More than 4,000 units were sold worldwide, making it not only a technical achi…

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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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Gary Breed K9AY QRP CW Transmitter Board

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2 layer board of 5.28 x 2.50 inches (134.1 x 63.6 mm)
Uploaded: June 01, 2023
Shared: June 09, 2026
Total Price: $66.05

A portable QRP CW Transceiver for 20 and 30 meters QST Jan 1991

K9AY QRP transceiver (transmitter board), from QST & the 1993 ARRL Handbook.

A portable QRP CW Transceiver for 20 and 30 meters QST Jan 1991

K9AY QRP transceiver (transmitter board), from QST & the 1993 ARRL Handbook.

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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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Gary Breed K9AY QRP CW transceiver (receiver board)

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2 layer board of 5.31 x 3.04 inches (134.9 x 77.3 mm)
Uploaded: June 01, 2023
Shared: June 09, 2026
Total Price: $80.75

A portable QRP CW Transceiver for 20 and 30 meters QST Jan 1991

K9AY QRP transceiver (receiver board), from QST & the 1993 ARRL Handbook.

A portable QRP CW Transceiver for 20 and 30 meters QST Jan 1991

K9AY QRP transceiver (receiver board), from QST & the 1993 ARRL Handbook.

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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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DK9NL Noise Canceller / QSO LABS CX-Fase

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2 layer board of 3.92 x 1.69 inches (99.4 x 42.8 mm)
Uploaded: December 16, 2019
Shared: June 09, 2026
Total Price: $33.00

DK9NL Noise Canceller / QSO LABS CX-Fase

Version 1.1

This is our version of the Noise Canceller by DK9NL, for more info you can visit:

QSO Labs Google Drive Folder:

Esta es nuestra versión del Cancelado…

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DK9NL Noise Canceller / QSO LABS CX-Fase

Version 1.1

This is our version of the Noise Canceller by DK9NL, for more info you can visit:

QSO Labs Google Drive Folder:

Esta es nuestra versión del Cancelado…

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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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QRP rigs Dummy Load by QSO Labs

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2 layer board of 3.01 x 0.96 inches (76.3 x 24.3 mm)
Uploaded: December 12, 2017
Shared: May 09, 2026
Total Price: $14.30

Promotional QSO Labs Ham Radio 50 Ω Dummy Load

Carga Fantasma de 50Ω Promocional de QSO Labs

Version 1.0

You just need to assemble it:

Eight 100Ω 2 or 3 Watts resistors

PCB BNC Conector or SMA

Hope is you find it useful for your experimenters Bench!

Solo necesitas para ar…

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Promotional QSO Labs Ham Radio 50 Ω Dummy Load

Carga Fantasma de 50Ω Promocional de QSO Labs

Version 1.0

You just need to assemble it:

Eight 100Ω 2 or 3 Watts resistors

PCB BNC Conector or SMA

Hope is you find it useful for your experimenters Bench!

Solo necesitas para ar…

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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