Looks all right. Do not know if it is working. Needs a kettle type mains lead.
The Philips PM 6671 120MHz Timer/Counter is a versatile and reliable instrument designed for precise time and frequency measurements. With its high-speed counting capability of up to 120 million counts per second, it is well-suited for a wide range of applications in electronics, telecommunications, and research laboratories.
Possible fault due to age if it is not working, might be 2 electrolytic capacitors, replaceable.
Philips PM6671 Timer counter 120Mhz (Norton DY8)
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