Mobile Phone Signal Flash Light 3-12v Radiation Power Diy Kit New

US $260

  • Shenzhen, China
  • Jun 12th
Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Product Name: NEW ICSK053A Steady DIY Kit Mobile Phone Signal Flash Light 3-12V Radiation Power More Items In Our Store,Click Here!   SKU: 5024 Parsts No. : Package: Brand:   Quantity:  1 Instructions phone calls lights            Phone calls phone calls lights kit can be used to sense the GSM signal display, sensing distance up to 1 m, is a very interesting DIY module. 1. electrical characteristics 1, supply voltage: 3 to 12V; 2, sensing distance: about 1 m; 3, PCB board size: 2.2cm * 2.8cm; 4, Scope: GSM mobile phone signal, for CDMA phones are useless; 2. circuit theory            The main circuit is amplified antenna sensor signal circuit and circuit. Sensing signal through the antenna 3 to S8050 transistor amplifier to drive the LED, so that light up. When no signal is detected, no calls or no GSM phones, LED circuit is not only detects the signal to light up LED. 3. assembly considerations Inductance of production: Inductance 0.25 to 0.5MM enameled available in pen core above can be around 5-10 laps. After a good round with a blade to scrape paint inductor 2, so we go soldered to the board. 4. Component list Component Label Footprint Value Number Ceramic capacitors C1, C2 RAD-0.1 103 2 ISS86 D1 DO-35 ? 2 5MM while LED D2 LED_5mm ? 1 0.35MM Enameled ? ? ? 1 S8050 Q1, Q2, Q3 TO-92B ? 3 Resistance R1, R2 AXIAL-0.4 10K 4 Resistance R3 AXIAL-0.4 10M 2 Resistance R4 AXIAL-0.4 1K 2 Resistance R5 AXIAL-0.4 220 2 Resistance R6 AXIAL-0.4 470K 2       Any problem, please contact us freely       1) We accept PayPal payment ONLY.     On Feb-04-15 at 17:25:05 PST, seller added the following information:

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