I like 23 cm EME!

DJ9YWs 23 cm DXCC #2, DL #1 23cm DXCC #2 (DL #1)

15.02.2015
DJ9YWs 23 cm WAC worked/confirmed on 23 cm and
DL first contacts on 23 cm EME by DJ9YW
see
here

My WAC on 23 cm -
first DL WAC on this band!

New: QRV also in JT44 & JT65 on 23 cm (tropo + EME)

Data of my 23 cm EME station

DJ9YWs 4.5 m dish

home brewed dish

dish diameter

447 cm

f/D

0,47

gain

33,0 dBi

-3dB angle

< 4,0°

feed

W2iMU circular

mesh

12,7 x 12,7 x 0,7 mm

mesh loss

0,12dB

weight

83 kg with feed

tower

Alu, with lift

rotor

JRC EPR 203,
auto tracking

23cm PA

LD-MOS

28V 40A

gain

12-13 dB

efficiency

47,0 %

TX cable

7/8” + Aircom Plus

cable loss

1,68 dB

Power at feed

360 W

equipment

transceiver

TS-680 or IC-756

transverter

home made, no tune, OCXO

preamp

MGF4953A/NE325

preamp vp

35dB

RX Relay

SMA, loss 0,07dB

audio filter

Dierking GD84NF

system data

NF (feed
to audio)

0,37 dB

Sun noise

13,7/16,4dB
@SFI 70/130

CS/R

5,6dB
@50Ohm, 290K

echo S+N/N

6..8dB
@CW, 200Hz

terrestrical antennas
23cm QRP EME DJ9YW/(m)p with
DJ9YW 47 Element-Yagi & 80W RF at dipol
DJ9YW 23cm Yagi diagrams at
DM2BLE.de/ukw-beams
Hope to see you in the air via moon
or earth!