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		Wound Coils: Ceramic Form
		RF Coil 12 µH / 8 Gauge Wire (IRF) 3D1220 RF coil. 12 µH, 8 gauge wire. 4 flutes. Each end has 4 tapped holes for mounting vertically. 3.21 t.p.i. 3" c-c coil. 5.6" coil. 18 turns. 6-7/8" overall. New, old stock from 1944. $55 each - $49 (3+)
		RF Coil 133 µH with Tap @ 81.5 µH (IRF) 506-7408-002 RF coil. 133 µH with tap @ 81.5 µH. Two solder tabs. Two bottom 8-32 threaded mount holes. 3/4" x 2-1/2" form glazed ceramic. NSN: 5950-00-518-0609.   Ceramic Coil 1.398 mH (IRF) NL60084-3 Surplus RF coil measures 1.398 mH end to end @ 100 KHz with taps @ 1mH and 81µH. $22 each - $20 (6+)   $15 each