ENTEL HT544

Tính năng:

Environmental protection to IP68 (2 Meters for 4 hours)
Meeting MIL-STD 810C/D/E/F and providing commercial grade construction for tough, enduring performance.
The HT544 Series 2 portable is IECEx (II 2 G Ex ib IIA T4) Intrinsically Safe certified.
The HT544 Series 2.0 portable is supplied with the latest intelligent Lithium-Ion battery technology as standard.
Flash upgradeable to add future features
Robust accessory socket
The HT544 portable provides all INT, USA & CAN Marine channels.

Giá: Liên hệ

Thông số kỹ thuật

Thông số kỹ thuật

General

Frequency Range	156 – 163.275MHz
Channels	All INT, USA & CAN Marine Channels
Channel Spacing	25 kHz
Communication Method	Simplex / semi duplex
Antenna Impedance	50 ohm
Antenna	Whip / stubby
Battery Type	1800 mAh Li-Ion battery pack
Power Supply Voltage	7.4V DC
Current Drain (nominal)	40mA
Duty Cycle (5/5/90)	12.5 hours
Microphone	Internal condenser microphone
Operating Temperature	-20° to +55°C
Construction	MIL-STD 810C/D/E/F
IP Rating	IP68 (2 meters depth for 4 hours)
Size (mm)	59.5(W) x 130(H) x 37(D)
Weight	277g with battery and aerial

Transmitter

Power Output	High – 4W / Low – 1W
Modulation	8K0G3E/16K0G3E
Oscillator Method	PLL
Frequency Stability	2.5PPM
Maximum Deviation	±5 kHz
Audio Distortion	< 5% (1 kHz 60%)
Spurious Emission	-68 [dBc]
Hum & Noise	-40 [dB]

Receiver

Receiver Type	Double Super Heterodyne type
Sensitivity	-0.25uV (12dB SINAD)
Frequency Stability	2.5PPM
Spurious Rejection	-60 dB
Adjacent Channel Selectivity	-60 dB (Narrow) , -70 dB (Wide)
Distortion	< 5% (1 kHz 60%)
Hum & Noise	-40 dB
Audio Output	1W

ENTEL HT544