TV UHF Low Noise Preamplifier Orion+ with 144 and 432 MHz Notch filter
UHF TV amplifier – booster with frequency compensated characteristic. Very immune on interference from HF, 50MHz 144MHz and 432MHz amateur radio stations. Added 432.2 MHz -20 dB Notch filter to additionally reject 70 cm signals. 2m signals will be attenuated more than 40dB.
Frequency Range 470-865 MHz
Notch 432.1 MHz -20b
Gain 20 dB UHF.
NF = 3.5 dB.
Vin 102 dBµV.
Vo (-60dB imd) 122 dBµV.
Nominal Input Impedance 75 Ohm.
Power consumption +12 V / 250 mA.
Connectors: “F”.
Michel –
Orion TV preamp with notch on 144 you provided me a is efficient on QRM and TVI cancellation.
TNX!
Michel F6BUG