PA controller

Monday September 3rd, 2018 Tuesday December 7th, 2021 / By US4ICI

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

Software archive:
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:
admin@vhfdesign.com

Technical support:
us4ici@vhfdesign.com

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

Request an assembly:
https://vhfdesign.com/kits/assembly-request

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