product image

Part #:

Model: TFM-550

OEM:

Technisonic

Desc:

Transceiver, 30-50, 138-174, 403-512 MHz

Part Number :


TFM-550
FEATURES
  • Multi-Band Airborne FM
  • Multi-band VHF and UHF band FM transceiver
  • Covers VHF Low Band from 30 to 50 MHz, VHF High Band from 138 to 174 MHz and UHF from 403 to 512 MHz
  • 200 memory positions per band
  • Capable of operating in single or dual mode operation
  • 3.75" high, DZUS mount, self-contained transceiver weighing only 5 lbs

 

SPECIFICATIONS
Active frequency coverage: 30.000 to 50.00 MHz, 138.000 to 174.000 MHz and 403.000 to 512.000 MHz Tuning Increments:  2.5 KHz, all three bands
Operating Mode: F3E simplex or semi-duplex Memory positions:  600 Channels total (200 each band)
Dimensions: Approx. 8.0 in.D. x 3.75 in H. x 5.75 in W Weight: 5.1 Lbs
Temperature range: -45 deg C to +70 deg C Altitude:  50,000 feet
Power requirement: 28 VDC 850 mA receive 3.4 Amps, two transmitters, 10 Watts 1.8 Amps, two transmitters, 1.0 Watt 1.4 Amps, 1 transmitter, 1 Watt 2.2 Amps, 1 transmitter, 10 Watts Certification: FCC and DOC Type approved
Environmental: RTCA DO-160C (B2,D1) XXX(B,M,N)XXXXXXABBXXXZXXX CTCSS squelch capability:  Encodes/decodes all 64 available tones 
DPL/DCS capability:  Encodes/decodes all available digital squelch codes DTMF encoder:  All standard DTMF tones supported
Audio Output:  500 mw into 600 Ohms  Audio Distortion: Less than 5%
Speaker output:  2.5 Watts into 4 ohms  Back lighting:  28 VDC (standard) or 5 Volts
Display: Green (standard), red optional    

 

SPECIFICATIONS VHF LOW BAND
Frequency Range: 30.000 MHz to 50.000 Mhz Tuning Increments:  2.5kHz
Operating Mode: F3E simplex or semi-duplex Channel Spacing:  12.5 kHz or 25 kHz as per applicable FCC and DOC spec 
Memory Positions: 200 Channels Sensitivity at 12 dB SINAD: Better than 0.35 microvolts
Adjacent channel: -70 dB (25 KHz) Spurious attenuation: -80 dB
Third order intermod:  -70 dB Image attenuation:  -80 dB
FM acceptance:  ± 6KHZ Hum and noise:  Better than 40 dB
Audio distortion: Less than 5% Ant conducted emission: Less than –80 dBm

 

SPECIFICATIONS VHF HIGH BAND
Frequency Range: 138.000 MHz to 174.000 MHz Tuning Increments:  2.5kHz
Operating Mode: F3E simplex or semi-duplex Channel Spacing:  12.5 KHz, 25 KHz or 30 KHz as per applicable FCC and DOC spec 
Memory Positions: 200 Channels Sensitivity at 12 dB SINAD: Better than 0.35 microvolts
Adjacent channel: -78 dB for 25 KHZ, -70 dB for 12.5 KHz Spurious attenuation: -90 dB
Third order intermod:  70 dB  Image attenuation:  -80 dB
FM acceptance:  ± 6KHZ Hum and noise:  Better than 50 dB
Audio distortion: Less than 5% Ant conducted emission: Less than -70 dBm

 

SPECIFICATIONS UHF BAND
Frequency Range: 403 MHz to 512 MHz  Tuning Increments:  2.5kHz
Operating Mode: F3E simplex or semi-duplex Channel Spacing:  12.5 kHz, 20 kHz or 25 kHz as per applicable FCC and DOC spec 
Memory Positions: 200 Channels Sensitivity at 12 dB SINAD: Better than 0.35 microvolts
Adjacent channel: -70 dB for 25 KHz, -70 dB for 12.5 KHz Spurious attenuation: -90 dB
Third order intermod:  -70 dB Image attenuation:  -70 dB
FM acceptance:  ± 6 Khz Hum and noise: Better than 40 dB
Audio Distortion: Less than 5% Ant conducted emission: Less than -70 dBm
Part NumberAirborne VHF/UHF FM Transceiver Description:
991095-1 Green Display and 28V back lighting
991095-1 (5V) Green Display and 5V back lighting
991095-1 (5V) NV Green Display and 5V back lighting w/ night vision
991095-1 NV Green Display and 28V back lighting w/ night vision
991095-2 Red Display and 28V back lighting
991095-2 (5V) Red Display and 5V back lighting

 

Green Display and 5V back lighting
Green Display and 28V back lighting
Green Display and 28V back lighting w/ night vision
Red Display and 28V back lighting
Display:
Green (standard), red optional
991095-1
- VHF/UHF Transceiver
Price Condition Status
REQUEST NEW OUTRIGHT REQUEST LEAD TIME
991095-1 (5V) NV
- VHF/UHF Transceiver
Price Condition Status
$20,200.00 NEW OUTRIGHT REQUEST LEAD TIME
991095-1 NV
- VHF/UHF Transceiver
Price Condition Status
$20,200.00 NEW OUTRIGHT REQUEST LEAD TIME
991095-2
- VHF/UHF Transceiver
Price Condition Status
REQUEST NEW OUTRIGHT REQUEST LEAD TIME
991095-2 (5V)
- VHF/UHF Transceiver
Price Condition Status
REQUEST NEW OUTRIGHT REQUEST LEAD TIME

Click on a question below to see the answer. If you have a question about this model that is not answered below, please contact questions@seaerospace.com


In relation to NE (New) parts, many OEMs change their prices and availability without any notice to dealers or the industry. Therefore, through the REQUEST or RFQ indication, we ask that customers contact us for the most accurate price and availability.

In relation to SV & OH parts, the used parts aftermarket in the aviation industry is not an infinite supply. It is a dynamic, constantly changing market that is significantly affected by and susceptible to highs and lows in supply and demand. Therefore, although we attempt to, at times, we are unable to predict the exact moment when an item may be available. Once again, through the REQUEST or RFQ indication on our website, we ask that customers contact us for the most current and accurate price and availability.