Advanced Description of the 145.270- WV3A Repeater
Located high atop Allegheny Mountain at the Hay's Mill Fire Tower

• Antenna Site Ground Elevation is 2920 feet amsl.
• Antenna Height Above Ground Level is 85 feet to center of array.
• Antenna Height Above Mean Sea Level is 3005 feet.
• Antenna Height Above Average Terrain is 750 feet.
• This Repeater is a Motorola Micor Railroad mobile converted to duplex repeater service.
• Transmitter Amplifier is a General Electric 4EF5A1 330 watt continuous duty station amp.
• Actual Transmitter Power is 250 watts into the duplexer as measured with Bird Wattmeter.
• Permanent Inline Bird Wattmeter with samplers at amp output, duplexer input & output.
• Duplexer is a Wacom BpBr 641 with 93 db isolation between Tx & Rx ports.
• Receiver Preamplifier is a Motorola Micor highband preamp converted to ham band.
• Actual Duplex Receive Sensitivity is .12uV @ 12 db Sinad as measured with IFR 1200A
• Antenna System is a Sinclair SRL-229 6.1 dbd fiberglass omnidirectional phased array.
• Antenna is equipped with a Static Buster precipitation static arrester.
• Controller is an Advanced Computer Controls (ACC) RC-96 firmware version 5.2
• Frequency Agile Remote Base system is ACC FC-900 Interface with ICOM band modules.
• Remote Base Bands include 10M 6M 2M 1.25M & 70 CM.
• Disparity Voting System is a LDG Electronics 8 channel computerized voting system.
• Satellite Linkback Receivers are 4 Hamtronics R-451 UHF crystal controlled receivers.
• Satellite Receiver Sites are Hamtronics R-144 feeding Hamtronics TA-451. PL 123.0~
• Satellite Sites in Oakland MD, Seven Springs PA, Somerset PA, & Cumberland MD.
• Transmission Hardline is 120' of CommScope Quantum Reach .860 (7/8" 75 ohm catv cable)
• 75 ohm to 50 ohm Line Transitions are ZD Engineering Matching Stubs.