Going the extra mile

Linear Amp - Pioneer 572B 1kW 1-30MHz HF Amplifier



  • UK Manufactured by us here on the Welsh Borders
  • 4 x 572B tubes
  • 1000W Output for 100W drive.
  • Instant on - no warm up needed
  • Fully neutralised valves
  • Quiet operation
  • Auto soft start
  • Anode and grid protection
  • Rugged steel chassis



Availability: In stock

Price excl VAT: £1,549.00 Incl VAT: £1,858.80

Linear Amp - Pioneer 572B 1kW 1-30MHz HF Amplifier

The Linear Amp Pioneer 572 utilises four x 572B valves in fully neutralised grounded grid configuration and will produce up to 1000 Watts output with 100W of drive.

• Full coverage from 1.8-30 MHz incl WARC Bands 
• Metering of HT Voltage & True Forward Power Output 
• Antenna Changeover PCB Incorporating Forward Power Metering Circuitry
• Input PCB Featuring Individual Pi Matching Circuits For Every Band Providing excellent Input VSWR
• Use Of Doorknob Ceramic Capacitors In Critical Locations
• Thermally Protected Toroidal Mains Transformer
• Wide Spaced Tune & Load Capacitors with Ceramic End Cheeks
• Simple straightforward controls
• Low Level PTT Switching, 1mA Pull Down from nominal 12V - Compatible with all modern Transceivers

Note these amplifiers are built to order with a delivery time of typiclaly 2-3 weeks from order.



Frequency coverage 1.8-30 MHz incl WARC Bands
Output power up to 1000W
Input power up to 100W
DC Anode voltage 2200V DC
Gain 10dB nominal
Power requirements 230V AC at 8A, 50/60Hz
Valve 4 x 572B matched tubes
Relays Coaxial Output and Input
Metering Plate current, Grid current, Relative RF Output
Dimensions 14in wide x 9.75in high x 17in deep 360mm x 250mm x 430mm
Weight 30kg