HCD68TSD Low Leakage Telephone (Red)
- Product Description
- Features
- Product Configuration
- Application Plan
- Data Download
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- Commodity name: HCD68TSD Low Leakage Telephone (Red)
The HCD68TSD low-leakage telephone is a government-dedicated telephone focusing on simplicity and practicality, classified as a commonly used wired communication terminal. It is mainly used for equipping military agencies and local party and government private networks. It is suitable for program-controlled, automatic, and common battery telephone exchanges, featuring good voice transmission quality, high reliability, lightning protection, and low electromagnetic leakage.
HCD68TSD low-leakage telephone is a government-specialized telephone focusing on simplicity and practicality, classified as a commonly used wired communication terminal. It is mainly used for equipping military agencies and local party and government private networks. Suitable for program-controlled, automatic, and common battery telephone exchanges, it features good voice transmission quality, high reliability, lightning protection, and low electromagnetic leakage.
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Main Functions
Compatible with FSK/DTMF caller ID standards;
3 ringtone tone options, ringtone volume: high, low, off;
Incoming calls: up to 62 groups of 8 digits;
Outgoing calls: up to 16 groups of 8 digits, dynamically stored, maximum storage of 32 digits;
10 groups of 16-digit single-key memory, no loss after power off;
5-digit area code, incoming call filtering, 2-digit exit code;
Adjustable hands-free volume
Flash function. FLASH time selectable: 1000ms/600ms/300ms/110ms/
One set of alarm clock function
Incoming and outgoing call redial;
Hold function, mute function
New call indicator light
Date, clock, and call timer functions;
Main Performance Indicators
Operating Conditions
Ambient temperature: -10℃ to 40℃
Relative humidity: 10% to 95%
Atmospheric pressure: 86kPa to 106kPa
Ambient noise: ≤60dB(A)
Main Technical Parameters
Electroacoustic parameters (5km): Sending loudness rating (SLR) ≤15dB
Receiving loudness rating (RLR) ≤2dB
Sidetone masking rating (STMR) ≥12dB
Stable balance return loss (2km): ≥15dB
Echo balance return loss (2km): ≥17dB
Sending and receiving nonlinear distortion: ≤7%
DC resistance: ≤350Ω
Ringing sound level: high gear ≥70dB(A), low gear <67dB(A)
On-hook resistance: ≤350Ω
Dual-tone multi-frequency signal level: low frequency component -9dBm±3dB
High frequency component -7dBm±3dB
High frequency component level is 2dB ±1dB higher than low frequency component level
Received caller ID FSK signal:
Level: -37dBm to -6dBm
Mean Time Between Failures (MTBF): ≥5000h
Power source: 3 AA batteries
Dimensions: 228mm×180mm×102mm
Keywords:
HCD68TSD Low Leakage Telephone (Red)
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