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Description:

KIRISUN S780 400-470 MHZ DIGITAL TWO WAY RADIO

KIRISUN S780U The transceiver is a micro-miniature multiband
FM transceiver with extensive receive frequency coverage,
providing local-area two-way amateur communications along with unmatched monitoring capability

UHF TWO WAY RADIO

Product Features:

Excellent noise suppression, digital voice clarity

Digital / analog compatible analog devices to ensure a smooth transition

Ten million sets of figures key voice encryption, safe and secure

Digital intelligent signaling, richer management scheduling function

Function Description:

1, FDMA frequency division multiple access technology, spectrum efficiency improved several times;

2, support digital mode, analog mode

3, the digital voice encryption

4, a variety of call mode, all call, group call, a call, emergency call

5, PTT default contact (group) call

6, the emergency alarm (single, joint) 3 × 4 modes

7, Stun, activate

8, the working status query

9, the digital power saving mode

10, 1.8-inch large LCD display, support icon display for easy SMS messages, call records read;

11, low power, signal strength, battery capacity display, real-time understanding work status

12, call history, call records can be displayed 20;

13, address book function, support 50 contacts;

14, you can edit SMS function, the default shortcut short message

15, manual dialing

16, calls and SMS ringing Tips

17, firmware programming mode (software upgrades);

General features:

1, in English operation interface

2, the emission of high and low power selectable

3, three-color LED indicates sending, receiving, scanning and other state

4, channel lock, keypad lock function

5, whisper function

6, sub audio / digital tone

7, the end eliminate

8, the monitoring function

9, mixed scanning

10, TOT emission limit protection

11, the calculator

 

Technical parameters

S780U

General Specifications

Frequency

400—470MHz

Number of channels

256

Channel spacing

12.5kHz

Operating Temperature

-25℃~+55℃

Antenna Impedance

50Ω

Microphone impedance

2.2kΩ

Frequency Stability

±2.5ppm

Battery (standard configuration)

Model: KB-760, lithium battery
DC 7.5V ± 20% 1500mAh

Volume (length × width × thickness)

116 mm x54 mm x30 mm

Weight

136 g (main unit only) / 240 g (with battery and antenna host)

Receiving part

Sensitivity

≤-121dBm

Adjacent Channel Selectivity

≥60

Intermodulation Immunity

≥60dB

Spurious response

≥60dB

Audio output power

≥ 1000mW (distortion is less than 5%, 16Ω load)

Audio response

Analog: +2 / -6 dB

Transmitting section

RF Power

4W (High) / 1W (low)

Modulation

Digital: 4FSK Analog: 11KΦF3E

Clutter and harmonic

≤-70dBm

SNR

Analog:> 35 dB

Audio Distortion (300-3000Hz)

≤5%

Modulation limit

Digital: ± 2.5kHz

Modulation characteristics

Analog: +2 / -6 dB