GB3EK Top Bar
GB3EK Radio Top
Technical Graphic
What Makes GB3EK Tick - Technical Information
GB3EK Left Radio Side
GB3EK Radio Nav
Home PageAbout GB3EK
Pictures of the equipment on siteTechnical description of the equipment
News about GB3EKService Status
GB3EK Right Radio Side

Enclosure
Rittal IP55 Steel construction
Heating 60w Thermostatically controlled
Ventilation 4in Snail Fan Thermostatically controlled

Transmitter
Icom IC-U101 Commercial UHF Mobile 12watts RF, deviation max ± 5kHz

Receiver
Icom IC-U101 Commercial UHF Mobile, sensitivity -120dBm for 12 dB SINAD

Cavities
Transmit 2x receive notch + 1x band pass (65db combined 2.0 dB insertion loss)
Receive 2x transmit notch (65db Combined 1.4dB insertion loss)

Pre-amp
Icom 3dB gain (modified with a UHF band Pass filter fitted)

Logic
M3OEY custom programmed logic for GB3EK. Includes the new Gateway Modes.

Feeder
RG213 N-type terminated (10 Meters Long)

Antennas
3 element beams, 5 wavelengths spacing between TX/RX

Location
Invicta House, Dane Valley, near Cliftonville, 220 feet ASL

Internet Gateway
Controlled by G8PUO via RF link from Herne Bay.  Using EchoLink software and GB3EK Repeater Control software by M3OEY on node number 48360.  See www.radio-ham.org for further details.

Line Graphic
GB3EK Radio Bottom
Spacer