指針式萬用表萬能表便攜手持式

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SW-33PLUS | SURECOM | VHF/UHF | 100W POWER & S.W.R. METER | POWER METER ...

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IRADIO I568 UHF 400-470MHZ two way radio + usb program cable

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http://www.409shop.com/409shop_product.php?id=123922 I-568U  + 6-034 Feature: Output power ：5W Frequency  UHF400~470MHz 128 channel capacity VOX Built 50 CTCSS and 104DCS busy channel lockout proyammable channel space (25/12.5KHZ) FM With emergency alarm Keypad lock Opening greeting English sofware programming Specifications: Item number I-568U General Frequency Range UHF: 400-470MHz Channel Capacity 16 channels Channel Spacing 25/12.5KHz Phase-locked Step 25KHz Operating Voltage 7.4V  DC ±15% Battery Life More than 14 Hours (1200mAh), by 5-5-90 working cycle Frequency Stability ±2.5ppm Operating Temperature -20°C +55°C Size 97×56×30mm (without antenna) Weight 184g (wthout antenna) Receiver (ETSI EN 300 086 standard testing ) Sensitivity (12dB Sinad) ≤0.25μV Adjacent Channel ≥70dB 　 Selectivity Intermodulation ≥65dB Spurious Rejection ≥70dB Audio Response +12~-19dB(0.3~3KHz) Hum & Noise ≥40dB Audio distortion ≤5%...
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