Lyons Instruments - PG 71 Audio testing equipment

Lyons Instruments PG 71 Pulse Generator:

Manufacturer: England - Hoddesdon.

Semiconductors present.
The frequency bands are listed in the specification.
AC power supply.
Material: Metal housing
Form: Portable set (also usable without mains power)
Dimensions (W x H x D): 279 x 235 x 279 mm

Notes:

Two independent channels
High output power - dual 10 volt input or 50 Ω
Fast rise/fall times of less than 10 ns
Wide range - period 200 ns - 1 s (1 Hz - 5 MHz), delay 50 ns - 1 s, width 50 ns - 1 s.
Gating, external trigger and manual single-shot functions
True dual pulse - two channels, each with independent delay, width and amplitude
Ability to pulse/lead by up to +1 second.
Internal channel-mixing assemblies

Net weight: 3.4 kg