DFS

Master Technicians in the world of Radio Communications

Delmac Field Services We specialize in Designing, Installation & Maintenance of Digital & Analogue Radio Networks Systems all over South Africa, Swaziland & Mozambique

We carry out on site services and repairs, and support (BANTAM PX, MX, SX and TRACER as well as REXON, Q16C), ICOM, EMCOM, MOTOROLA, PHILLIPS, I.R.C., H Y T, HQT, SFE, VERTEX, KIRISUN, MAXON, KENWOOD, TAIT, R F CABLE AND CONNECTORS, RCW, UNIER, YEASU, MULTI CHOICE, RCW, JACKLE R F, MIDLAND, RTS, VRATVARK, ZARTEK, ICOM’S IDAS DIGITAL SYSYEM

TAIT Mobile Portable Radios

Tait

 

 

TM8250

TM8250

TM8250

Performance figures, unless otherwise stated, are typical figures measured in accordance with ETSI 300-086 (analogue) and ETSI 300-113 (digital). Tait Electronics Ltd reserves the right to alter these specifications.

TM8250 Specifications

General Performance

  Band Operational Frequency Transmit Power+
VHF A4 66-88MHz 25W
  B1 136-174MHz 25W
  B1 136-174MHz 50W
  C0 174-225MHz 25W
  D1 216-266MHz 25W
UHF G2 350-400MHz 40W
  H5 400-470MHz 25W
  H5 400-470MHz 40W
  H6 450-530MHz 25W
  H7 450-520MHz 40W
    Transmit/Receive  
700/800MHz K5 762-776MHz / 762-776MHz  
    792-825MHz 35W (>806MHz)
    850-870MHz / 850-870MHz 30W (<806MHz)
Frequency Stability ±1.5ppm
Channel/Network Capacity Capacity

1500 Conventional Channels

300 Scan/Vote Groups

Power Supply  10.8-16VDC
Channel Spacing  12.5/20/25kHz
Channel Increment  7.5/12.5/15/20/25/30kHz

Dimensions (DxWxH)

25W

30/35/40/50W

185 x 182 x 70mm (7.3 x 7.2 x 2.8in)

205 x 182 x 70mm (8.1 x 7.2 x 2.8in)

Weight

25W

30/35/40/50W

1.4kg (49.4oz)

1.6kg (56.4oz)

Operational Temperature -30°C to +60°C (-22°F to +140°F)
Sealing IP54  
RF Connector 50 ohm BNC or Mini UHF
Interface Connectors 3 interface connectors with serial ports
Internal Speaker Output >3W  

Military Standards 810 F*

Applicable MIL-STD Method Procedure

Low Pressure

High Temperature

Low Temperature

Temperature Shock

Solar Radiation

Rain

Humidity

Salt Fog

Dust

Vibration

Shock

500.4

501.4

502.4

503.4

505.4

506.4

507.4

509.4

510.4

514.5

516.5

2

1, 2

1, 2

1

1

1,3

1

1

1

1

1, 6

   

* Also meets equivalent superseded  MIL-STD 810 C, D & E.

Transmitter

  VHF/UHF (TIA/EIA) 700/800MHz (TIA/EIA)

Output Power

25W

30W

35W

40W UHF

50W VHF

25W, 12W, 5W, 1W

40W, 20W, 15W, 10W

50W, 25W, 15W, 10W

30W, 15W, 5W, 2W

35W, 15W, 5W, 2W

Modulation Limiting

12.5kHz

20kHz

25kHz

±2.5kHz

±4kHz

±5kHz

±2.5kHz

±4kHz

±5kHz

FM Hum and Noise

12.5kHz

20kHz

25kHz

-38dB

-41dB

-43dB

-33dB

-38dB

-40dB

Conducted/

Radiated Emissions

-36dBm < 1GHz

-30dBm > 1GHz

< -30dBm to 8GHz
Audio Response Bandwidth 300Hz - 3kHz 300Hz-3kHz
Audio Response Flat or pre-emphasised Flat or pre-emphasised
Audio Distortion < 3% at 1kHz 60% deviation < 3% at 1kHz 60% deviation
Transmit Rise Time 20ms 20ms

Duty Cycle

25W

30/35W

40/50W

33%

20%

20%

Receiver

  VHF/UHF (TIA/EIA) 700/800MHz (TIA/EIA)
Sensitivity <-118dBm (0.28 μV) for 12dB SINAD

-120dBm (0.22μV) for 12dB SINAD

<-116dBm (0.35μV) for 20dB SINAD

Intermodulation 75dB 82dB

Selectivity

12.5kHz

20kHz

25kHz

65dB

70dB

75dB

67dB

75dB

79dB

Spurious Responses 75dB > 90dB**

Hum and Noise

12.5kHz

20kHz

25kHz

-40dB

-41dB

-43dB

-44dB

-47dB

-48dB

Audio Response Bandwidth 300Hz-3kHz 300Hz-3kHz
Audio Response Flat or de-emphasised Flat or de-emphasised
Audio Distortion < 3% at 1kHz 60% deviation < 3% at 1kHz 60% deviation
     

+ Please note that not all frequency bands and power outputs are available in all markets.

**Meets class A except 1/2 IF at bottom 4MHz of 700MHz sub-band (69dB) and TOP 4MHz of 800MHz sub-band (66dB).

All values quoted are typical. Specifications are subject to change without notice and shall not form part of any contract. They are issued for guidance purposes only. Please note that not all frequency bands and power outputs are available in all markets

 

 

The Kirisun PT2208S and PT3208S have now been discontinued, although there may still be a limited quantity available.

 

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