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Electronic Learning Kit, Durable Safe  Parts, For Industry  Home Ic Test

<ul><li><strong>Frequency Range Control</strong>: Operates within a frequency range of 525~1605KHZ.</li><li><strong>Audio Output</strong>: Delivers an output power of 100mW upper limit through a 57mm, 8 Ohm speaker.</li><li><strong>Power Source</strong>: Requires 3V from 2 x AA batteries (not included).</li><li><strong>Durable Casing</strong>: Features an outer casing made from new plastic material.</li><li><strong>Compact Dimensions</strong>: Measures approximately 122 x 66 x 26mm.</li></ul>

<ul><li>The whole machine contains 7 triodes, so it is called 7-tube .</li><li>Triode V1 is the frequency conversion tube, V2 and V3 are the medium amplifying tube, V4 is the detection tube, V5 is the low frequency pre-amplification tube, and V6 and V7 are the low frequency power  tubes.</li><li>The secondary medium amplifying tube is standard circuit, and the intermediate frequency has been adjusted to 465KHz.</li><li>The outer casing plastic is new material, durable and long lasting.</li></ul>

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<br/><b>Specification:</b><br/>Condition:  <br>Item Type:  Electronic DIY Kit<br>Frequency range: 525~1605KHZ<br>Output power: 100mW upper limit<br>Speaker: φ57mm, 8 Ohm <br>Power: 3V 2 x AA batteries battery not included<br>Volume: Approx. 122 × 66 × 26mm / 4.8 x 2.6 x 1in <br/><br/><b>Package List:</b><br/><div>1 x Front Shell</div><div>1 x Back Shell</div><div>1 x Speaker</div><div>1 x Circuit Board</div><div>1 x HX108-2 Board</div><div>1 x Large Disc</div><div>1 x Small Disc</div><div>1 x Paper Disc</div><div>1 x Positive Plate</div><div>1 x Negative Spring</div><div>4 x 2P Capacitor</div><div>7 x 3P Components</div><div>4 x Tuning Plate Screw</div><div>10 x 2P Ceramic Resistor</div><div>13 x Resistor</div><div>3 x Diode</div><div>1 x Magnetic Bar</div><div>5 x Screw</div><div>1 x Tuning Board</div><div>2 x Transformer</div><div>1 x Magnetic Rod Bracket</div><div>2 x Positive and Negative Wires</div><div>2 x Speaker Cable</div><div>1 x Potential Plate</div><div>1 x Rope</div><div>1 x Coil</div><div>1 x Long Rod Spring</div><div>1 x Chinese Manual</div> <br/><br/><b>Note:</b><br/>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.

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