561-D: Difference between revisions
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==Links== | ==Links== | ||
* [[Media:GR 561-D | * [[Media:GR 561-D Vacuum-Tube Bridge 307-K 01_1959.pdf|General Radio 561-D Vacuum-Tube Bridge 307-K 1959]] | ||
==Photos== | ==Photos== | ||
<gallery> | <gallery> | ||
GR 561_1.jpg | |||
GR 561_2.jpg | |||
GR 561_3.jpg | |||
GR 561_4.jpg | |||
GR 561_5.jpg | |||
GR 561_6.jpg | |||
GR 561_7.jpg | |||
GR 561_8.jpg | |||
</gallery> | </gallery> | ||
[[Category:Impedance measurement]] | [[Category:Impedance measurement]] | ||
Latest revision as of 11:09, 28 June 2024
Type 561-D Vacuum Tube Bridge.
