Description
The Zartek ZA-748 Portable Two Way Radio is easy to use and gives you reliable and clear communication. The ZA-748 UHF transreceiver operates at 0.5 W on both license-free bands namely 464 MHz consisting of 5 frequencies and 446 MHz consisting of 8 frequencies. This transreceiver is also approved by ICASA to operate on liensed bands from 400-470 MHz on 2W of transmitting power.
High strength materials and quality components have been used in the manufacture of this two-way radio to give many years of product use. It is designed for rugged outdoor and industrial use to excel in tough environments. The ZA-748 radio is ultra small and compact for easy handling. Li-ion battery technology and VOX (voice activation) are included amongst many features that enhance performance yet keep the transreceiver easy to operate. A detachable antenna enables external car or house antennas to be used with the radio to extend communication range.
Features
- Pre-programmed 16 Channels
- Power Output 500mW License Free / 2W Licenced
- Tones 50 CTCSS / 104 DCS
- Crystal Clear Loud Audio
- High Impact Casing, Compact & Lightweight
- Long Battery Life & Low Battery Alert
- Channel Announce
- External Microphone / Speaker Jack (single pin)
- LED Light
- One Functional Side Key
- Multi-functions: VOX, Scrambler, Call Ring,
- Emergency Alarm, Priority Scan, Compander,
- Battery Level, PTT ID DTMF (Programmable)
- Channels / Functions Programmable via PC (Optional)
- Programming Read / Write Password Protected (Optional)
- External Car / House Antenna Kit (Optional)
- Approved by ICASA
- 1 year limited warranty
- IDEAL for Security use, Factories, Farming, Hotels, Events & Heavy Duty use.
Specifications
Frequency Range 446 MHz and 464 MHz license-free, (400-470 MHz licensed) Channel Capacity 16 Frequency Spacing 25kHz/ 12.5 kHz Working Voltage 3.8 V Frequency Stability ± 2.5ppm Operating Temp. -25 C - +55 C Antenna Impedance 50 Dimensions excl Antenna(LxWxH) 102mm x 52.5mm x 32mm Weight (including Antenna and Battery) 140g Battery Capacity 1250mAH Battery Operating Time Average 35 hours on 5:5:90 duty cycle Output Power 500mW license-free, (2W licensed) Modulation Mode 16kF3E/ 8kF3E Maximum Frequency modulation ± 5kHz/± 2.5kHz Audio Distortion ≤ 5% Residual frequency modulation -40 dB / -35 dB Adjacent Channel Power -70 dB / -60 dB Spurious and Harmonic Wave - 36dBm < 1 GHz - 30dBm > 1 GHz Receiving Sensitivity ≤ 0.18 uV/ 0.22uV Adjacent Channels Selectivity ≥ 70 dB/ 60dB Intermediation ≥ 60dB Spurious Response ≥ 70dB SNR ≥ 45/ 40 dB Audio Output Power 0.5 W Audio Distortion ≤ 5%