Receiver? Plotter? Curve Tracer? Picofarad meter? Differential probes? Synergy DK II Synth?

Cam is back alive! So here is a roundup of all the things I started in the meantime:

01:00 - Vintage military tube receiver AN/URR-13
02:56 - Mutoh Cutting Plotter XP-1250c
05:15 - ELV TT 7001 Curve Tracer
09:51 - Knick Voltage Source S13, Null Microvolt Meter G20
15:40 - Elektor PicoC Picofarad Meter
21:51 - Differential Probes: Elektor and HP 1141A + 1142A
27:14 - Synergy DK II Vintage Digital Synthesizer

w2aew Capacitance measurement https://www.youtube.com/watch?v=74fz9iwZ_sM

Mutoh XP-C Series Service Maintenance Manual (I Paid 10 Bucks for this document) https://drive.google.com/file/d/0B6S_PcWWM1YlckdEaDJmbF81Wmc/view?usp=sharing

Видео Receiver? Plotter? Curve Tracer? Picofarad meter? Differential probes? Synergy DK II Synth? канала Marco Reps