PA controller

The device provides operation control and protection of the power amplifier.

Main functions:

  • Displaying the output power value, SWR value and PA current consumption value;
  • Temperature monitoring and smart fan control using PWM;
  • Built-in digital sequencer with bypass modes support;
  • Sound and led alarm;
  • Protection on overheating and SWR value exceeding;
  • Calibration of the built-in SWR meter using only a power meter;
  • All settings are stored to non-volatile memory;
  • Device configuration and firmware update using the PC software utility.

 

Documentation

Latest update — Rev. 3 (Release date — 2019-03-01):
https://vhfdesign.com/data/pdf/PA-controller.pdf

Documentation archive:
Rev. 3 (Release date — 2019-03-01):
https://vhfdesign.com/data/pdf/PA-Control-Board-User-Manual-Rev3-2019-03-01.pdf

Rev. 2 (Release date — 2018-06-15):
https://vhfdesign.com/data/pdf/PA-Control-Board-User-Manual-Rev2-2018-06-15.pdf

 

Software

Latest update — Ver. 1.4pre2 (Release date — 2022-07-20):
https://vhfdesign.com/data/zip/PA-Control-Board-Utility-v1-4pre2.zip

Connection cable drivers:
https://vhfdesign.com/data/zip/CP210x-Windows-Drivers.zip

Software archive:

Ver. 1.2 (Release date — 2019-07-30):
https://vhfdesign.com/data/zip/PA-Control-Board-Utility-v1-2.zip

Ver. v1.1 (Release date — 2019-03-01):
https://vhfdesign.com/data/zip/PA-Control-Board-Utility-v1.1.zip

Ver. v1.0.6716.1929 (Release date — 2018-09-03):
https://vhfdesign.com/data/zip/PA-Control-Board-Utility-v1.0.6716.1929.zip

PA controller REV3 schematics (update from 2019-12-27)
Fig. 1.1 PA controller REV3 schematics (update from 2019-12-27)
PA controller REV3 layout (update from 2019-03-01)
Fig. 1.2 PA controller REV3 layout (update from 2019-03-01)
PA controller REV3 connections schematics (update from 2019-03-01)
Fig. 1.3 PA controller REV3 connections schematics (update from 2019-03-01)

 

PA controller REV2 schematics
Fig. 2.1 PA controller REV2 schematics
PA controller REV2 layout
Fig. 2.2 PA controller REV2 layout
PA control board connection schematics
Fig. 2.3 PA control board connections schematics

General inquiries:
mail icon admin@vhfdesign.com

Technical support:
mail icon us4ici@vhfdesign.com

Check the availability:
https://vhfdesign.com/kits/list

Appearance

PA controller REV3
Fig. 3.1 PA controller REV3
PA controller REV3 back
Fig. 3.2 PA controller REV3 back
PA controller mainboard front view
Fig. 3.1 PA controller mainboard front REV2
PA controller mainboard back view
Fig. 3.2 PA controller mainboard back REV2
PA controller keyboard front view
Fig. 3.3 PA controller keyboard front REV2