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| Форум про радио / форум радиолюбителей Радиолюбительский форум Радиолюбительская барахолка Настольный микрофон AV 908 DESKTOP COMPRESSOR MICROPHONE |
| Настольный микрофон AV 908 DESKTOP COMPRESSOR MICROPHONE |
Опубликовано 17.11.2018 в 11:34 | Сообщение # 1
0961832525 ur5tka@gmail.comСостояние хорошее. Работает отлично. Железный корпус. Тип элемента микрофона- электретный. Подходит к любим трансиверам. Микрофон без кабеля подключения. Могу спаять под Icom. гнезда на микрофоне RG45 расспиновка есть.
цена-100у.е http://www.commco.co.za/avair_AV-908.pdf Описания с интернета: High Sensitivity Ceramic Microphone Elements equipped High Quality Compressor Amplifier (High, Med., Low Selectable) built-in. It sends out always constant and optimum Level without distortion regardless of audio input level Equipped with Graphic Equalizer for Optimum Audio Quality Control. The Audio Quality can be controlled by 4 Element Graphic Equalizer with Center Frequencies of 270, 540, 1000 And 2000Hz. It gives best Audio Quality for FM mode and Maximum efficiency for SSB mode DX Non-Modulation Prevention Circuit built-in After continuous transmitting for a few minutes, the alarm circuit will be activated with alarm sound for 30 seconds. Then, the condition returns to the receiving mode automatically Battery-Check Circuit built-in Press the power switch and the level meter indicates the battery condition with power voltage for a few seconds SPECIFICATIONS Microphone: High Sensitivity Ceramic Mic. Element Compressor Level: HIGH: 45 dB, MED: 30 dB, LOW: 10 dB S/N Ratio (Graphic Equalizer Part): 80dB Distortion Factor (Graphic Equalizer Part): 0.05%(at flat) Graphic Equalizer: 4 elements (270,540,1000,2000Hz) +12dB range Output Voltage: COMP: 0- 30mV (RMS) Matching Output Impedance: 500 ohms – 100K ohms Power Voltage: DC 6~9 V Current Consumption: Receiving: 3.5mA (at Equalizer “Off”) Transmitting: 4.5mA (at Equalizer “Off”) Receiving: 10mA (at Equalizer “On”) Transmitting: 11mA (at Equalizer “On”) Alarm Sound: Approx. 4.5KHz Intermittent Tone External Size: 227(W) x 130(D) x 320(H) mm Weight: Approx. 1000 gr. COMES WITH FREE ICOM CABLE  
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