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Vintage Test Gear and Workshop Equipment For discussions about vintage test gear and workshop equipment such as coil winders.

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Old 4th Jun 2021, 9:27 am   #1
mikko rintala
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Default Grundig VTVM RV3 Type 6062

Mikko from Finland hi. What kind of meter test probe that meter use?
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Old 4th Jun 2021, 11:12 am   #2
Andrewausfa
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Default Re: Grundig VTVM RV3 Type 6062

Hei Mikko,

I believe they used a EAA91 diode valve in the probe for AC measurements.

Andrew
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Old 4th Jun 2021, 12:22 pm   #3
mikko rintala
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Default Re: Grundig VTVM RV3 Type 6062

Quote:
Originally Posted by Andrewausfa View Post
Hei Mikko,

I believe they used a EAA91 diode valve in the probe for AC measurements.

Andrew
Hi,i mean what kind probe that use? I don t have it.

Best regairds Mikko
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Old 13th Jun 2021, 2:29 pm   #4
6AL5W-Martin
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Default Re: Grundig VTVM RV3 Type 6062

for DCV: 1M Ohms in series.
for ohms: cables
for ACV: Probe with a rectifier tube E91AA ( to test <30V~ ! ) rebuild it.

the both tubes are E80F , can be replaced by EF86
the E91AA is a EAA91, 6AL5, EB91
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