Promadio PDP880T Helmet Digital Radio for fireman

Promadio PDP880T

Helmet Digital Radio for fireman

 

PDP880T Features:

1. Digital and analog compatible:
Support DMR digital/analog channel.
2. Higher Power:
Transmitting power can be increased to 4W when needed.(2W normally).
3. All-in-one structure radio:
The battery is embedded in the radio, smaller, lighter and robust.
4. Dismountable design:
Radio module can be dismounted easily from helmet for maintenance.
5. Throat air duct earphones (Headphones is optional).
6. Excellent listening & talking experience.
7. Voice announcement for channel.
8. Support DMR and 4FSK.
9. Support TDMA and dual time-slot.
10. Support CTCSS and DCS.

 

Product Specification:

General

Frequency

VHF:136-174MHz

UHF:400-470MHz

Channel

16

Mode

DMR/FM

Voltage

6.5V ~7.5V

Current

60mA @ RX

1.3A @ TX

Temperature

-20℃~ +60℃

Antenna Impedance

50Ω

Data interface

RS232 115200bps

Audio power

1W

Battery capacity

7.5V 1500mAh

Size

82×61×23mm

Transmitter

Channel slot

12.5KHz

Frequency offset

2.5KHz@12.5KHz

Frequency accuracy

±1.0ppm

Power(Idle)

TDMA≦-57dBm

Power(transmitting)

UHF: 2W -4W

Audio response

+1dB~-3dB

FM noise

-40dB@12.5KHz

FSK deviation

≤10%

EMI

-36dBm@<1GHz
-30dBm@>1GHz

Standard protocol

ETSI TS 102 361-1

Adjacent transmit power

-60dB

Vocoder

AMBE++

FM

11K0F3E @12.5KHz 16K0F3E @25KHz

4FSK

12.5KHz(voice):7K60FXW

Receiver

Channel slot

12.5KHZ/25KHZ

Frequency accuracy

±1.0ppm

Co-channel interfere reduce

-12dB

FM sensitivity

-116dBm(12dB SINDA)

Intermodulation

TIA603C:65dB ETSI:65dB

DMR sensitivity

-116dBm @ BER=1%

Stray response

TIA603C:75dB ETSI:70dB

Adjacent selectivity

TIA603C:65dB

ETSI:60dB

Audio distortion

≤3%

Audio response

=1~-3dB