Note
B&W product catalog, Nov, 1987
The Barker & Williamson PT-2500A is a self contained table top linear amplifier designed for continuous SSB, CW, RTTY, AM or ATV operations.
Covers all amateur bands from 160–15 meters. It also features wide frequency coverage for MARS and other services.
Uses two 3-500Z triodes.
Can be modified for frequencies for commercial and military services.
Features
– Output power: 1500 watts PEP
– Pi-Network input for easy drive
– Dual cooling system
– Illuminated S.W.R. and Power Meters
– Hum free DC relay
– Pi-L Silver Plated tank circuit for greater harmonic attenuation and efficiency
– Bleeder resistors (25K 10 watt) across all computer grade filter capacitors. A real safety feature for the owner/operator
– Adjustable ALC to prevent overdriving
– SCR actuated grid protect circuit
– B+ surge protection in the event of tube ion flashover. Prevents tube failure and power supply components
– 10 meters (28 MHz) available for export models