It works on the 8970A and reports +4dB after calibration.
It doesn't work on 8970B.
Do you have a 8970A and 346B to check the uncorrected value reported?
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On 14/06/2024 13:01, DF6NA Rainer via groups.io wrote:
Am 14.06.2024 um 10:59 schrieb DF6NA Rainer:
E 13 =>? ENR must be 11dB minimum at 30MHz - the HP346b has 5dB ! ! !
SRI it's the 346A?? ! ! !
