6 meter High Selectivity Low Loss Band Pass Filter 50 MHz – 54 MHz with PGA-103+ LNA and 1500 W QRO Transmit Receive Relays EME2-50N

Extreme high power device you always asked for. Has just two connectors so you don’t need to have a split RX connector and a revamped transceiver.

QRO made on low dielectric loss RT/duroid® 5880 Laminates (not on FR4 Important!).

EME 2-50N device consists of three components:

1. 50 – 51 MHz High Selectivity, High Q, Low Loss RX Bandpass Filter BPF (up to 54 MHz).
2. Wideband Low Noise Amplifier.
3. High Power Relays with “N” connectors.

Receive gain (Receive side):

Frequency and Gain:

1.82 MHz: < – 100 dB
3.80 MHz: < – 70 dB
7.1 MHz: < – 60 dB
14 MHz: < – 45 dB
28 MHz: < – 30 dB
50 MHz: + 19.5 dB
50.11 MHz: + 19.5 dB
52 MHz: + 20.1 dB
54 MHz: + 19.5 dB
70 MHz: < -32 dB
88 MHz: < – 30 dB
108 MHz: < – 30 dB
144 MHz: < – 30 dB
148 MHz: < – 30 dB

Transmit side of EME2-50N:

Frequency:	Input Return Loss (S11):	Insertion Loss (S21):
50 MHz	< – 38 dB	0.06 dB
54 MHz	< -37 dB	0.06 dB

Extremely low insertion loss and excellent return loss.

Important details:
Power consumption: + 12 V, 300 mA
Max. power SWR 1:1: 1500 W
Max. power SWR 1:1.5: 1100 W
Max. power SWR 1:2: 800 W
Max. power SWR 1:3: 600 W
Connectors: “N”
By order: SO239, SMA, 7/16 DIN
Outdoor version: +9 EUR

With this equipment, a sequencer is mandatory. To switch from receiving to transmitting put on a sequencer 200 ms delay.

Outdoor version +9 EUR
You will receive:
1. EME 2 50 – 54 MHz High selectivity, High Q, Low Loss Bandpass Filter with preamplifier and Transmit / Receive Relay.
2. Special “Plastic Box – DB” with IP63 rating
3. Mast mounting clamp for plastic boxes. U-Bolt with a serrated saddle for up to 50 mm pipe.

Our EME – Earth-Moon-Earth family. BandPass filters + Preamplifiers + High Power Relays

6 meter band, EME2 – 50: This one.

6 meter band, EME3 – 50: EME3-50

4 meter band, EME2-70: EME2-70

4 meter band, EME3-70: EME3-70

2 meter band, EME2-144: EME2-144

2 meter band, EME3-144: EME3-144

70 cm band, EME2-432: EME2-432

70 cm band, EME3-432: EME3-432