Some OH stations with AO-40 capability:


OH2AUE/P, OH2GMH, OH3KLJ, OZ/OH3MCK, OH1LRY, OH2MOH/OH2Z, OH7AZL, OH2YA


OH2AUE/P

Handle
Mike
QRA
KP20KG or KP21KK
QTH
Kannelmäki, Helsinki or Kasiniemi, Padasjoki
RX IF radio
FT290R MkII
RX converter
Modified Drake 2880
LNA
Homebrew P-HEMT
NF
0.65 dB
RX antenna
90 cm prime focus dish
Feed
Homebrew dual band horn
Polarisation
RHCP & LHCP
TX IF radio
FT790R Mk II
TX transverter
Homebrew
TX PA
Homebrew, 4 * M57762
PA RF output power
50 W
TX antenna
90 cm prime focus dish
Feed
Homebrew dual band horn
Polarisation
RHCP & LHCP
Antenna tracking
Manual
Doppler correction
Manual
Note
Max. operating time 3 hours on 12 V, 24 Ah lead gel battery,  all equipment in one box
(click here for a plot of typical QSO's possible with this setup)
Future plans
LHCP dual band patch feed, sectorized, portable compact dish
E-mail
callsign@amsat.org
WWW
www.kolumbus.fi/michael.fletcher/

OH2GMH

Handle
Joonas
QRA

QTH
Tuusula, near Helsinki
RX IF radio
Multimode IC-970 @ 433 MHz
RX converter
DB6NT MKU24 with 433 MHz IF, NF 0.6 dB, Drake 2880 with 144 MHz IF, NF 6 dB
LNA
DJ9BV design using P-HEMT FHX06, see AMSAT-DL 4/93 for details
NF
0.54 dB
RX antenna
95/86 cm offset dish, f/D ~0.7
Feed
5.25 turn helix, quarter turn brass strip matching section, 15 cm semirigid to LNA
Polarisation
RHCP with dish
TX IF radio
Multimode IC-970 @ 144 MHz
TX transverter
SSB Electronic UEK-3 and USM-3 feeding M57762 for L1 uplink
TX PA
Homebrew 4 * M57762
PA RF output power
30 W
TX antenna
2 * tapered helix group
Feed
Quarter turn brass strip matching section, feedline 6 m of Aircom
Polarisation
RHCP
Antenna tracking
Manual
Doppler correction
Manual
Note
Homebrew G0MRF signal source for 2.4 GHz, DSP-12 and DSP56002EVM for 9k6 RUDAK
Future plans
30 m TX 7/8" feedline with Spinner connectors, offset dish with helix feed for 23 cm
E-mail
partner at possu dot org
WWW
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OH3KLJ

Handle
Mika
QRA
KP21PI
QTH
Padasjoki
RX IF radio
ICOM IC-821
RX converter
DB6NT 144/2401 MHz MKU23G2
LNA
Fujitsu FHX35/M
NF
-
RX antenna 60 offset dish
Feed
5.25 turn helix
Polarisation
RHCP
TX IF radio
ICOM IC-821 @ 436 MHz
TX transverter
DB6NT 436/1268 MHz MKU130TX
TX PA
Homebrew M57762
PA RF output power 15 W
TX antenna
2 * 15 homebrew turn helix
Feed
-
Polarisation
RHCP
Antenna tracking
Manual
Doppler correction
Manual
Note

Future plans

E-mail
callsign@sral.fi
WWW
-

OZ/OH3MCK

Handle
Petri
Petri
QRA
KP11WL
JO65GS
QTH
Tampere/Finland
Charlottenlund/Denmark
RX IF radio
FT-817
FT-817
RX converter
Drake 2880
DB6NT MKU24 OSCAR
LNA
MGAxxxxx (GaAs MMIC)
-
NF
1.7 dB overall
0.6 dB overall
RX antenna
25 element F9FT Yagi
90 cm dish
Feed
-
Dual band 1268/2401 MHz patch
Polarisation
Horisontal
RHCP
TX IF radio
Kenwood TR-9500
FT-817
TX transverter
-
DB6NT
TX PA
SSB Electronics
DL2AM
PA RF output power
60 W
60 W
TX antenna
31 element Yagi (435 MHz)
90 cm dish
Feed
-
Dual band 1268/2401 MHz patch
Polarisation
Horisontal
RHCP
Antenna tracking
Manual
Manual
Doppler correction
Manual
Manual
Note
Only occasionally QRV 2003 - 2004    
RX is QRV, TX not yet tested
Future plans
-
-
E-mail
petri.kotilainen@nospam.nokia.com
petri.kotilainen@nospam.nokia.com
WWW
-
-

OH1LRY

Handle
Janne
QRA
KP10AE
QTH
Säkylä/Nokia
RX IF radio
FT736R Mk.II or FT790R Mk II
RX converter
Homebrew, multiple versions
LNA
Homebrew, GaAs-FET
NF
1 dB
RX antenna
60 cm portable, 180 cm fixed
Feed
G3RUH type helix feed
Polarisation
RHCP
TX IF radio
FT736R Mk.II
TX transverter
Homebrew
TX PA
D-MOS, homebrew
PA RF output power
70 W @ 23 cm, 150 W @ 70 cm
TX antenna
180 cm dish
Feed
Waveguide horn @ 23 cm, Quad @ 70 cm
Polarisation
RHCP (23cm), Linear (70 cm)
Antenna tracking
60 cm dish: Armstrong, 180 cm on rotator, manual
Doppler correction
Manual
Note
180 cm dish only during holidays and select weekends
Future plans
Improved antennas and feeds
E-mail
janne dot o dot peltonen at nokia dot com
WWW
-

OH2MOH/OH2Z

Handle
Club Station
QRA
KP30CR
QTH
Artjärvi
RX IF radio
Various
RX converter
Modified Drake 2880
LNA
None
NF
3 dB
RX antenna
4 m prime focus dish
Feed
Homebrew horn
Polarisation
Linear
TX IF radio
-
TX transverter
-
TX PA
-
PA RF output power
-
TX antenna
-
Feed
-
Polarisation
-
Antenna tracking
Manual
Doppler correction
Manual
Note
Currently SWL only
Future plans
Automatic tracking
E-mail
-
WWW
www.viestikallio.fi

OH7AZL

Handle
Lauri
QRA
KP33ON
QTH
Iisalmi
RX IF radio
FT-726R (145 MHz)
RX converter
Drake 2880 with homebrew modifications
LNA
-
NF
~5 dB
RX antenna
1.2 m prime focus dish
Feed
2.25 turn helix
Polarisation
RHCP
TX IF radio
FT726R (435 MHz direct)
TX transverter
S53MV 23 cm transverter under construction
TX PA
-
PA RF output power
10 W @ 435 MHz
TX antenna
16 element Yagi (Tonna)
Feed
Dipole
Polarisation
Linear (horisontal)
Antenna tracking
Manual
Doppler correction
Manual
Note
435 MHz up, 2401 MHz down !!!
Also QRV from weekend location with FT847, 22 element
435 MHz Yagi,  Drake converter + 60 cm offset dish
Future plans
24 GHz converter
E-mail
callsign@sral.fi
WWW
-

OH2YA

Handle
Saku
QRA
KP20KF
QTH
Helsinki
RX IF radio
FT847
RX converter
DB6NT converter, 144 MHz IF
LNA
-
NF
~0.6 dB
RX antenna
60 cm dish
Feed
G3RUH patch
Polarisation
RHCP
TX IF radio
FT847  (435 MHz direct)
TX transverter
-
TX PA
-
PA RF output power
50 W @ 435 MHz
TX antenna
8 element Yagi
Feed
Dipole
Polarisation
Linear (horisontal)
Antenna tracking
Manual
Doppler correction
Manual
Note 435 MHz up, 2401 MHz down !!!
Future plans
Bigger dish, also L-band uplink
E-mail
sakke at iki dot fi
WWW
-




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Updated 08.01.2004/Michael Fletcher, OH2AUE