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一般要求

輸入電源為DC 12V(+30/-10%)

發(fā)射機部分

發(fā)射功率25W，可手動選擇低至1W

發(fā)射音頻諧波失真≤10％

音頻響應(yīng)+1/-3dB of +6dB/octave

交流噪聲≤-40dB

頻偏最大±5KHz

寄生輻射≤0.25μW

電流消耗:25W時5A

接收機部分

頻率范圍156.025MHz～163.275MHz

第一中頻21.7MHz，第二中頻450KHz

信納比為20dB時最大可用靈敏度≤0.4μV

鄰頻道選擇性≥70dB

寄生響應(yīng)抑制≥70dB

互調(diào)抑制≥68dB

寄生發(fā)射抑制≤2nW

電流消耗:最大音頻輸出時0.9A；待機時0.3A

音頻響應(yīng)+1/-3dB of +6dB/octave

交流噪聲≤-40dB

10％音頻失真時輸出功率內(nèi)置揚聲器2W，外置揚聲器3.5W

70頻道接收部分

能夠連續(xù)值守在70頻道

接收頻率156.525MHz

接收模式16K0G2B

字符錯誤率為10-2，最大可用靈敏度≤0.6μv

第一中頻17.9MHz, 第二中頻455KHz

鄰頻道選擇性≥70dB

寄生響應(yīng)抑制≥70dB

互調(diào)抑制≥68dB

寄生發(fā)射抑制≤2nW

數(shù)字選擇呼叫部分

HX2010符合lTU-RM.493-13中關(guān)于DSC系統(tǒng)的規(guī)定。

能夠編碼和解碼DSC電文。

能夠手動編寫DSC電文內(nèi)容。

能夠存儲20條呼叫的自識別號碼(MMSI)及聯(lián)系名。

能夠自動對DSC電文進校驗。

General requirements:

The input is DC 12V (+30 / -10%)

Transmitter section

Transmission power 25W, you can manually select as low as 1W.

Transmission audio harmonic distortion ≤10%.

Audio Response +1/-3dB of +6dB/octave.

AC Noise ≤-40dB

The maximum deviation± 5KHz.

Parasitic radiation ≤0.25μW.

When current consumption 25W 5A.

Receiver section

Frequency range: 156.025MHz～--163.275MHz.

The first IF 21.7MHz, the second IF 450KHz.

Noise by 20dB when the maximum available for the sensitivity of≤0.4μV.

Adjacent Channel Selectivity ≥70dB.

Spurious response suppression ≥70dB

Intermodulation suppression ≥68dB

Spurious emission suppression ≤2nW

Maximum current consumption of the audio output 0.9A; standby 0.3A

Audio response +1/-3dB of +6dB/octave

AC Noise ≤-40dB

10% audio distortion when the output power of built-in speaker 2W, external speaker 3.5W

70 channel receiver section

Continuous duty to 70 channels

Receiving frequency 156.525MHz

Receive mode 16K0G2B

Yu-character error rate of 10-2, the maximum usable sensitivity≤0.6μv

The first IF 17.9MHz, the second IF 455KHz

Adjacent Channel Selectivity≥70dB

Spurious response suppression≥70dB

Intermodulation suppression≥68dB

Spurious emission suppression≤2nW

Digital selective calling section

HX2010 meet lTU-RM.493-13 on DSC system requirements

DSC can encode and decode messages

DSC can manually write the message content

Can store 20 calls from the identification number (MMSI) and contact name

Automatically into the calibration of the DSC message