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| To: | [email protected] |
|---|---|
| Subject: | Re: LF: RF Thermo Couple Meter, calibration? |
| From: | [email protected] |
| Date: | Fri, 5 May 2000 22:47:08 EDT |
| Reply-to: | [email protected] |
| Sender: | <[email protected]> |
Hi Larry,For most thermocouple ammeters, 60 Hz is sufficient to check calibration. The discrepancy between 60 Hz and 137 kHz should not exceed a very few percent. If your AC source is substantially sinusoidal, a fairly common DVM with at least a 3 amp scale will do the job quite nicely. 73, John |
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