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#1
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FS: Meters
The following panel meters are all dc moving coil (D'Arsonval) types
except as noted. MFR SCALE TYPE PRICE REMARKS Ammon 0-50-100 1.75" square $10 (2-0-2 mA FS, zero center) BA 0-1500 V 3" square 10 (200 uA FS) Beede 0-1 mA 4"x5" rect 10 Bird 0-15-60 W 3.5" round Free (bad movement) G.E. 0-10 Vac 3.5" square 5 (scratch on face) G.E. 0-500 mA 3.5" round 10 G.E. 0-500 mA ac 3.5" square 10 HP 0-10 V, -10-+3 dBm 2.25" half round 7 (1 mA FS) HP 0-100% Modulation 4.25" square 25 (50 uA FS) Knight 0-50 uA 3"x4.5" rect 10 Modutec -10-+2 dBm 3"x3.5" rect 10 (1 mA FS) Shurite -20-+3 VU 1.5x0.5 edge 10 (NIB) Sierra 0-10-50 W 3.5" square 5 (may have cracked jewel) Simpson 0-1 mA 1.75" square 7 Simpson 0-1.0 3.5" round 5 (0.5 mA FS) Simpson 0-25 uA 2.5" square 5 (broken housing) Simpson 0-250 Vac 3.5" square 20 (NOS) Sun 0-1 mA 2.5" round 7 Triplett 0-250 Vac 4" square 25 (NOS) Triplett 0-500 A 2.5" square 5 (7.5 mA FS, broken mounting screws) Weston 0-50 mA 3.5" round 10 Weston 1-10-Inf VSWR 3.5" round 10 (30 uA FS) Weston 50-0-50 mA 3.5" round 20 (zero center) Above prices do not include shipping from 94024. Will entertain offers on any or all. Bob, W6NBI |
#2
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Push-pull CP640 amp
I'm looking for example circuits of a strong P-P RF amplifier using CP-640
fet's. I have four matched parts, and would like to improve over the single-ended amp's second order intermod. Any suggestions or links? Mike W5CHR Memphis, Tn. |
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