144MHz - 148MHz High Selectivity Low Loss Band Pass Filter with PGA-103+ Low Noise Preamplifier and 1500W QRO Transmit-Receive Relay EME3-144
This combination consists of three devices:
1.8 MHz < -77 dB
3.8 MHz < -81 dB
7.1 MHz < -81 dB
14.15 MHz = -75 dB
21.2 MHz = -67 dB
28.4 MHz = - 51 dB
50 MHz = -38 dB
70 MHz = -27 dB
88 MHz= -17 dB
144 - 148 MHz = +25 dB, NF=0.7 dB, Input RL -11dB, IP3out > 37 dBm
288 MHz = -30 dB
296 MHz = -31 dB
432.1 MHz = -22 dB
440 MHz = -20 dB
Power consumption +12 V, 220 mA
Input RL: <= -37 dB, Insertion loss: 0.04 dB
Maximum power input at SWR:
1:1 = 1500 W; 1:1.5 = 1000 W; 1:2 = 750 W; 1:3 = 500 W
EME3 2m High Selectivity, High Q, Low Loss Bandpass Filter with PGA-103+ Very Low Noise Preamplifier and 1500W T/R Relay Schematic
Energised on receive (+12V). 0V Transmit.
Versions of product:
3. With 7/16 DIN Antenna and TX OUT connector. "N" connector on RX OUT. Listed price + 20 EUR
All the options above can be made for Outdoor mounting and it is + 6 EUR. For that you will receive:
1. EME 3 144 - 148 MHz High selectivity, High Q, Low Loss Band-pass Filter with desired amplifier (PGA or SPF) and Transmit / Receive Relay.
3. Mast mounting clamp
for plastic boxes. U-Bolt with serrated saddle for up to 50 mm pipe. Two of them.
Measured results with HP8753ES network analyzer full two port calibrated:
EME3 Measured gain
EME 3 Band Pass filter with PGA103+ Preamplifier and T/R relay Measured HF
144MHz - 148MHz Low Loss Bandpass Filter For EME with PGA-103+ Preamplifier 1k5 T/R Relay Measured Attenuation 70MHz and FM 88-108MHz
2m Low Loss Bandpass EME Filter with PGA-103+ Preamplifier 1500W T/R Relay Measured Attenuation Harmonics
2m Low loss band pass filter with PGA-103+ preamplifier 1500W T/R relay measured insertion loss and return loss on transmit side.
EME 3 Transmit contacts isolation.
Designed to be used with transceivers with separate RX antenna input connector.
You can search our similar 144 MHz products here:
2 meter band, 144 MHz Bandpass Receiver for Ham:144 - 146 MHz High Selectivity, High Q, Low Loss Band pass Filter
2 meter band, 144 MHz Receiver Outdoor Bandpass: 144 - 146 MHz High Selectivity, High Q, Low Loss Band pass Filter Outdoor Mounting
2 meter band, 144 MHz Bandpass with SPF preamplifier: 144 - 146 MHz High Selectivity, High Q, Low Loss Band pass Filter with SPF-5122Z Preamplifeir
2 meter band, 144 MHz Bandpass with PGA preamplifier: 144 - 146 MHz High Selectivity, High Q, Low Loss Band pass Filter with PGA-103+ Preamplifeir
2 meter band, 144 MHz 100 W Bandpass for Ham: 144 - 148 MHz 100 W Receiving and Transmitting Band pass Filter
2 meter band, 144 MHz 200 W Bandpass for Ham: 144 - 146 MHz 200 W Receiving and Transmitting Band pass Filter
2 meter band, 144 MHz 1500 W Bandpass: 144 - 148 MHz Low Loss (<0.1 dB) High Power Band pass Filter 1.5 kW
2 meter band, 144 MHz 4000 W Bandpass: 144 - 148 MHz Low Loss (<0.1 dB) High Power Band pass Filter 4 kW
2 meter band, 144 MHz EME 3 Bandpass PGA preamplifier: 144 - 148 MHz EME 3 Filter Relay With Preamplifier
We are also making filters on all frequencies and powers. Even if we don't have an offer on our site, we may be able to make it for you. So feel free to contact us.