Philips Pattern Generator PM 5501

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,