Philips Pattern Generator PM 5501 normally output on VHF
channel 7 and UHF channel 30 but internal adjustment from 170-230 MHz
and 470-600 MHz. Mains powered 115/230 Volts [internal link adjustment]
48-60 Hz 6 Watts. Made in W Germany and incorporates Texas Instruments
integrated circuits of English manufacture date coded 1980. This
instrument was a gift from Barry Carter.
Dimensions : 207 x 86 x 190 mm Weight:1.25 kg
Inside view showing printed circuit board,