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* Removed from high power military surplus transmitting equipment (T195, etc). * These are high voltage types suitable for kw transmitter final PA/antenna tuning. Unlike low voltage units, these can be used in both transmitting and receiving applications. * All have uncracked, rigid ceramic isolators. Measured pf values are written on the units. No bent plates or rotor to frame shorting problems. * Top quality construction. Aluminum plates, 3 out of 4 have ball bearing race shaft mounts. Ruler is 12 inch for reference. * Clockwise, from top left (designated A, B, C, D) specs are as follows: * A: Johnson/Viking; Single gang, 30-420 pF. * B: Hammarlund; Single gang, 25-440 pF. Silver-plated plates. Ball bearing race, with electrostatic shield. * C: Cardwell; Dual section (20-80 pF and 20-100 pF). Ball bearing race. * D: Cardwell; Dual section (30-500 pF and 30-450 pF). Ball bearing race. Weighted shaft with auto return to max capacity. Outer plate can be removed for normal operation. * Packed with care (usually double-boxed if appropriate) the way a collector wishes to receive it.Should weigh 4 lbs boxed (please look at our rules and privacy policy) |
m-henry@machine--tools.com (Minnie Henry) for additional information. This email is used for forwarding to newsgroup user.
