Hytera PD355LF Digital Licence Free Radio (446)
Hytera

Hytera PD355LF Digital Licence Free Radio (446)

Regular price £180.00 £0.00

The Pocket Rocket!

The PD355LF is a small, light and thin radio. Ideal for carrying around in your top pocket. 

Great for use in schools, leisure centres, offices and other indoor areas. 

Being digital and licence free you will get NO interference from other radio users, not even in congested areas like the centre of London. Thats right, no bleed over, crackling, interference. Nothing. 

 

Features

  • Pocket-size design and easy to carry
  • Four programmable buttons
  • Micro USB port for easy charging
  • Radio more compact through creative antenna design
  • In digital mode, radio operates up to 12 hours using a duty cycle of 5-5-90
  • Dual mode ensures smooth migration from analogue to digital
  • Voice communication includes private, group and all call
  • Work and user groups can be configured with unique CTCSS/CDCSS to prevent unwanted conversations on the same frequency
  • Radios can be enabled to continuously scan each analogue and digital channel
  • Supports messaging with up to 64 characters
  • Supports a one touch feature for pre-programmed text messages and voice calls
  • High quality speaker for clear audio
  • Cost-effective digital experience

 

Specifications

Frequency range UHF: 446 MHz
Channel capacity 256
Number of zones 3
Operating voltage 3.7V (nominal)
Battery 2000mAh (Li-Ion battery)
Frequency stability ±0.5 ppm
Antenna impedance 50 Ω
Dimensions (H×W×D) 123 x 55 x 23 mm (with standard battery, without antenna)
Weight 160 g
 
Transmitter
Transmitting power UHF: 0.5W
Modulation 11 KΦF3E at 12.5 kHz, 16 KΦF3E at 25 kHz
4FSK digital modulation 12.5 kHz (data only): 7K6ΦFXD, 12.5 kHz (data and voice): 7K6ΦFXW
Interfering signals and harmonics -36 dBm < 1 GHz, -30 dBm > 1 GHz
Modulation limiting ±2.5 kHz at 12.5 kHz, ±5.0 kHz at 25 kHz
Noise suppression 40 dB at 12.5 kHz, 45 dB at 25 kHz
Adjacent channel select 60 dB at 12.5 kHz, 70 dB at 20/25 kHz
Audio sensitivity +1 dB to -3 dB
Audio distortion ≤ 3%
Digital vocoder type AMBE++ or SELP
ETSI standard ETSI-TS102 361-1, 2&3
 
Receiver
Sensitivity (analog) 0.22 μV (12 dB SINAD), 0.22 μV (typical) (12 dB SINAD), 0.4 μV (20 dB SINAD)
Sensitivity (digital) 0.22 μV / BER 5%
Adjacent channel select
TIA-603
ETSI

60 dB at 12.5 kHz / 70 dB at 25 kHz
60 dB at 12.5 kHz / 70 dB at 25 kHz
Intermodulation
TIA-603
ETSI

70 dB at 12.5/25 kHz
70 dB at 12.5/25 kHz
Spurious response rejection
TIA-603
ETSI

70 dB at 12.5/25 kHz
70 dB at 12.5/25 kHz
Hum and noise 40 dB at 12.5 kHz, 45 dB at 25 kHz
Nominal audio power output 0.4 W
Audio distortion < 5 %
Audio sensitivity +1 dB to -3 dB
Conducted spurious emission < -57 dBm
 
Ambient data
Operating temperature range -30 °C to +60 °C
Storage temperature range -40 °C to +85 °C
ESD IEC 61000-4-2 (level 4) , ±8 kV (contact discharge), ±15 kV (air discharge)
Protection (IP rating) IP54
Shock and vibration resistance MIL-STD-810 C/D/E/F/G
Relative humidity MIL-STD-810 C/D/E/F/G

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