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How to make a P6021 adaptor for a 7A14 ??


 

Have a 7A14. Have a P6021. P6021 has a standard BNC connector,
ordinarily no problem.

However the 7A14 is normally set up for a P6022. The grounding ring
(same as the readout scale ring on a normal probe) must be grounded
for a P6021 to compensate properly. P6022 leaves the ring ungrounded.

There's an adaptor. Never found a part number. I don't have one.

I do have a defunct P6105 compensation box with the appropriate ring
contact. Resistor from pin to ground is about 11K ohms. Definitely
not a short to ground.

Took apart the box, box unscrews from probe BNC once center conductor
is unsoldered. Center conductor is simply pulled out gently.

Problem: the 11K resistor is inside the probe BNC connector. Don't
want to destroy the very part I need.

Anyone either:

1) have the right adaptor for sale or know where one is?

2) know how to remove the plastic BNC cover nondestructively so I can
replace the resistor?

3) have suggestions?

Harvey

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