VHF/AM airband radio with latest 8.33 kHz
and 25 kHz technology
 

Dittel's FSG 90 offers all new standards for airborne and around applications.
 
 

MAIN FEATURES:

Excellent characteristics and outstanding performance qualifies the FSG 90 for demanding airborne operation as well as for ground operation.

Multiple applications:

• Initial installation or retrofit
• Aircraft or helicopters
• COM 1 / COM 2/ COM 3 or backup radio
• Onboard or battery supply
• Portable, mobile or groundstations.

All international and German approval requirements are fully met for airborne and ground applications.

This means maximum flexibility for all applications. An FSG 90 can be operated either in the 8.33/25 kHz dual mode  (99 programmable memory channels)  or in the "25 kHz only" mode (another  99 memory channels available) - with superb identical audio quality in both modes.

Three display modes:

• Frequency only
• Frequency / memory channel
• Active/ standby frequency change

Austria Canada (pending) Finland France Germany  Great Britain

Japan Netherlands Norway Spain Switzerland USA (pending)

TECHNICAL SPECIFICATIONS

Frequency range: 118.000 to 136.975 MHz
Channel spacing: 8.33 kHz / 25 kHz
Number of channels: 2,278 at 8.33/25 kHz dual mode 760 at "25 kHz only" mode
Memory channels: 99 at 8.33/25 kHz dual mode, plus another 99 at "25 kHz only" mode

For governmental applications the FSG 90 is available with an extended frequency range up to 149.975 MHz, which equals to 3,838 channels in the dual mode.

TX/RX AF voice processor, true sidetone
Additional modes: Intercom, AF external, TX-RX level and TX control in RX mode
Operating voltage: 11 to 16.5 VDC, emergency operation 10 to 11 VDC, less than 9 VDC automatic shut off
Max. current drain: SBY: 80 mA, FIX: 1 amp, TX: 2.5 amp
Dimensions: diam. 57 mm / 2'/4" Standard; 63 x 58 x 200/230 mm WHD
Weight: 0.81 kg / 1.78 Ibs.
Approvals: LBA, DFS, RegTP, JTSO-2C37e and -2C38e
Environmental Cat.: DO-160C

Transmitter

RF output: >_ 6 watts carrier / 20 watts PEP / 50 Ohms
Frequency accuracy: better than ±1.5 ppm (-20 °C  +55 °C)
Harmonics/spurious: <_ -54 dBm
Microphones (max. 2): 0.5  10 mV dynamic, 100  500 mV Standard microphone

Receiver fulfils ICAO Annex 10 (FM Immunity)
Sensitivity (m = 0.3): better than 1 NV / 50 Ohms / -107 dBm / 6 dB
Intermodulation: >_ 70 dB; radiated interference <_ 400 pW / <_ -64 dBm
Squelch: 4 steps / AM/FM automatic, manual OFF
AF output power: 4 W into 4 Ohms / 8 W into 2 Ohms / 100 mW into 600 Ohms
AF external input: 1 V into 600 Ohms