K0BRA/AMRAD Active Antenna Power Supply Parts List

  • ( ) C1 2200 mF, 50 V (Radio Shack 278-1048)
  • ( ) C2, C3 2.2 mF, 35 V tantalum (RadioShack.com 900-2172)
  • ( ) D1-D6 1N4003, 200 PIV, 1 A (Radio Shack 276-1102, RadioShack.com 900-2871)
  • ( ) DS1 LED (Radio Shack 276-307, RadioShack.com 900-6088)
  • ( ) F1 0.25 A AGC (RadioShack.com 900-2403)
  • ( ) J1-J3 BNC jack (Radio Shack P/N 278-105)
  • ( ) J4 Coaxial DC Power Jack (Radio Shack 274-1563A, RadioShack.com 910-0904)
  • ( ) L1 1 mH RFC, 100 mA (Miller 77F102J, Radio Shack.com 900-4951)
  • ( ) R1 220 ohm (RadioShack.com 900-0202)
  • ( ) R2 Zero Ohm resistor or jumper wire
  • ( ) R3 10 k Ohm multiturn pot (Radio Shack 271-343, RadioShack.com 900-4662)
  • ( ) R4 4.7 k Ohm (Radio Shack 271-1330, RadioShack.com 900-0234)
  • ( ) SPST toggle (Radio Shack 275-634B, RadioShack.com 900-6973)
  • ( ) T1 24 V transformer, split-bobbin design, Mitchell Electronics DP 241-4-24
  • ( ) T2 25 trifilar turns #30 AWG wound on an Amidon FT50-75 or FT50-J core
  • ( ) U1 LM317 voltage regulator, TO-220 package (Radio Shack 276-1778, RadioShack.com 900-4516)

Hardware:

  • ( ) 1 ea. Heat Sink, TO-220, Radio Shack P/N 276-1363
  • ( ) Fuseholder 1 ea. Radio Shack P/N 270-367A
  • ( ) LED Holder, Radio Shack P/N 276-080
  • ( ) Power Cord, 2 wire with molded plug, procure from local dumpster with diagonal cutters.
  • ( ) Project Enclosure, Plastic, 5 x 7 x 3 inches, Radio Shack P/N 270-1806
  • ( ) 3 ea. Machine Screws, 4-40, Radio Shack pack P/N 64-3011a
  • ( ) 3 ea. Machine Hex Nuts, 4-40, Radio Shack pack P/N 64-3011a
  • ( ) Insulated Standoff, 2x5 mm, 4 ea., per pack, Radio Shack P/N 276-1381
  • ( ) 3 ea., BNC Jack, Chassis Mount, Radio Shack P/N 278-105

Suppliers:

  • Local Radio Shack Store, locate through RadioShack.com http://radioshack.com/, 1-800-442-7221, RadioShack.com, P.O. Box 1981, Fort worth TX 76101-1981
  • Mitchell Electronics, http://www.yesmec.com/, 914-699-3800, Mitchell Electronics, 85 West Grand Street, Mt. Vernon, NY 10552
  • Amidon Distributor is Bytemark Inc.,http://www.bytemark.com/, 800 679-3184 (USA only) or 714-547-3276, by fax to 714-547-4433, by email to sales@bytemark.com, by on-line order form, or by mail to: Bytemark 1510 E Edinger Ave #B, Santa Ana, CA 92705