Ilmari-2003 RF payload data:


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Device Frequency Function Power/NF Antenna Gain Pattern Feedloss Polarisation Modulation Deviation/BW Other
70 cm TX 437.850 MHz APRS data 300 mW l/4 GP ~-3 dBi Omni 0.3 dB Vertical F3E +- 3.5 kHz GPS data
70 cm TX 437.347...437.385 MHz Translator out 1 W PEP* Crossed dipoles ~-1 dBi Omni 0.5 dB Horisontal/RHCP Multicarrier 40 kHz BW Linear
70 cm TX 437.725 MHz Telemetry beacon 1 W PEP* Crossed dipoles ~-1 dBi Omni 0.5 dB Horisontal/RHCP BPSK 1.6 kHz Telemetry data
70 cm TX 436.912 MHz Telemetry beacon 1 W PEP* Crossed dipoles ~-1 dBi Omni 0.5 dB Horisontal/RHCP A1A CW Telemetry data
2 m RX 144.306...144.344 MHz Translator in NF ~3dB Crossed dipoles ~-1 dBi Omni 0.3 dB Horisontal/RHCP Multicarrier 40 kHz BW Linear, spectrum inverting
23 cm TX 1282 MHz ATV TX 1 W Big Wheel ~-1 dBi Omni 0.3 dB Horisontal FM +- 8 MHz Sound subcarriers
80 m TX 3.5795 MHz Beacon 1 W Half wave ~2 dBi Omni 0 dB Vertical A1A CW GPS data

* the transponder output passband + both 70 cm beacons use a common power amplifier
 

NOTE:

This page is still under construction and may contain errors !

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Updated 29.01.2003