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20120101variableinductor0325.jpg Variable inductor, high power for ATU, 200 uH, with turns counter. ideal for loading a long wire antenna. The coil is 5 cm in diameter and 13 cm long. The overall length of the unit including the handle is 25 cm and the width and height are both 9 cm, 18.

Instant grommet, makes any size, 1 reel, 1.

2 AC Relays 1

CALIBRATED MICROPHONE 10mV p-p for 90 dB @ 1 KHz 1

Computer HASH FILTER 2

2011040501XYveroboard1.jpg 2011040502XYveroboard2.jpg CROSS TRACKED Veroboard 0.2" (for diode matrix). 0.2" pitch, 3" x 8" (slip of folded paper on images to identify sides) 1

2011040501XYveroboard1.jpg 2011040501XYveroboard2.jpg CROSS TRACKED Veroboard 0.1" (for diode matrix). 0.1" pitch, 8" x 8", 4 available (slip of folded paper on images to identify sides) 2 each

HIGH POWER transistors, 4 off 1

2 x QQVO310, ex working equipment 2

Massive HEATSINK, with 4 power transistors 4

201205110528.jpg 201205110529.jpg Joystick, x and y potentiometers, 4, postal weight

Audio lead 3.5mm mono plug to 3.5mm mono plug, 2m long - several available 1 each

QWERTY keypad, 4 rows of 10 keys, similar to Sinclair ZX81 - many available 1 each

Mains PSU and relay on PCB 2

METER, 1.6mA, scaled 0-8 kV 4" dia 2

METER, 50-0-50 uA 6" dia 8

PTT MICROPHONE case, needs insert 2

2 Dynamic MICROPHONE inserts 1

BROWNS "F" headphones, 45 ohms, 14, postal weight 600 g

BROWNS "F" headphones, 150 ohms, 14, postal weight 600 g

Ribbon microphone magnet, small Reslo type with ribbon clamps, get good results with a ribbon made by corrugating aluminium foil from a paper capacitor - ask for some, 4, postal weight 200 g

Throat microphones, pair of transducers, 1, postal weight 200 g

Telescopic Antenna, 34 feet in 6 sections, Canadian army, some collet clamps rusted but should free with WD40 - collapsed to 15ft now, 14

Power supply for R390 receiver (different to psu for R390A), by Collins, 8

WS18 TX, many parts missing, 2

R208 audio filter, 2, postal weight 1080g

70cm RX front end, 7 tuned lines, rf amplifier and mixer, silver plated, BNC connectors, professionally made - probably by Pye, 12V, 4

400 MHz receiving amplifier, probably from satellite receiver, 4

Sinclair 6V Pocket TV 8

Auto transformer 150VA, RS, 115, 200, 220, 240V

15 A ac meter

1 rev/week synchronous motor 200-250V, 50Hz 2

1 rev/5 minutes synchronous motor 1/8" shaft, 200-250V, 50Hz, 2W 1.50

1 rev/minute synchronous motor 1/8" shaft, 200-250V, 50Hz, 2W, 3 available, 2 each.

1 rev/4 seconds synchronous motor 1/8" shaft, 200-250V, 2W, 50Hz 1

1 rev/2 seconds synchronous motor 200-250V, 50Hz 1

Solderless prototype board, 5" x 3", 2,

6 digit counter, with zero reset knob, 240V, Veeder-Root, 2

Please e-mail martincambridge@live.co.uk to