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SRL-35 Heavy-Duty UHF Radio

SRL-35 Heavy-Duty UHF Radio

Product catalog summary

Overview: The SRL-35 is a heavy-duty UHF radio designed for robust performance in challenging environments. It offers configurable output power up to 35 Watts and operates within a wide 70 MHz frequency range (403-473 MHz). The device is compatible with various radio products and features an IP67 rating for water and dust resistance.

Specifications: The SRL-35 supports user-selectable channel spacing of 12.5, 20, or 25 kHz, and is equipped with a multi-function LCD interface for easy configuration. It supports several third-party radio protocols, including Satel, PDL, and TrimTalk, although compatibility with TrimTalk may have some restrictions.

Performance: The radio employs Forward Error Correction (FEC) to ensure reliable communication with minimal data loss. It can achieve communication distances up to 80 km under optimal conditions and can function as a repeater to extend range.

Technical Details: The SRL-35 features a half-duplex communication mode, with a frequency error tolerance of less than 1 kHz. It offers various carrier power options and maintains power stability within +2 dB / -3 dB. The receiver sensitivity is less than -114 dBm, with high co-channel rejection and adjacent channel selectivity.

Data Modem: The radio includes an RS-232 interface with data speeds ranging from 300 to 38400 bps. The radio interface supports data speeds of 19200 bps for 25 kHz and 9600 bps for 12.5/20 kHz channel spacing.

Power and Physical Characteristics: The SRL-35 operates on a voltage range of +9 to +16 VDC and has a typical power consumption of 1.8W in receive mode and up to 120W in transmit mode. It is housed in an aluminum enclosure, measuring 189 x 138 x 71 mm, and weighs 1.42 kg.

Environmental Specifications: The device operates within a temperature range of -25°C to +55°C and can be stored between -40°C and +85°C. It is rated IP67 for waterproof and dustproof protection.

Catalog excerpts

• Configurable output power of up to 35 Watts • Wide and tunable 70 MHz (403-473 MHz) operating range • User-selectable channel spacing (12.5, 20 or 25 kHz) • Compatible with existing Topcon and 3rd party radio products such as Satel, Trimble, and Pacific Crest rover radios • IP67 rating to withstand harsh environments • Automatic prevention of overheating • Multi-function LCD user interface

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SRL-35 Heavy-Duty UHF Radio Heavy-duty and Reliable The SRL-35 is an all-weather UHF base radio with configurable high power output (up to 35 W1) and a full 70 MHz tuning range. Designed for easy operation in demanding field conditions, the reinforced casing and connectors are fully waterproof and secure against dust (IP67). In addition to flexible output power and a wide tuning range, the SRL-35’s channel spacing can set to 12.5, 20 or 25 kHz with complementary protocol support to satisfy high-efficiency narrowbanding2 requirements. The unit’s weather-proof LCD display clearly indicates the...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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