Some old Instruments of my collection


Tube testers

My tube tester collection.

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Heathkit IT-28 capacitor tester

Now I understand why the IT-28 is so much sought after on Ebay.

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Old Multi Meters

Current Probes


TEKTRONIX 576 Curve Tracer

Today my Hewlett Packard 6236B power supply went up into Smoke

Some compare of soldering irons

Weller WECP-20Weller WECP-20 is my favority solder iron. Read here some information about it, and how to do a modification for a red-green LED.

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A simple tool to measure plate current of 300B, 2A3, 45 tubes

This is really something very simply and unspectacular,but extremely handy to measure plate current in random amplifiers.

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