Specification: Condition: 100% Brand New Item Type: Radio Electronic DIY Kit Frequency range: 525~1605KHZ Output power: 100mW (upper limit) Speaker: φ57mm, 8Ω Power: 3V (2 x AA batteries) (battery not included) Volume: 122 × 66 × 26mmPackage List: 1 x Front Shell 1 x Back Shell 1 x Speaker 1 x Circuit Board 1 x HX108-2 Board 1 x Large Disc 1 x Small Disc 1 x Paper Disc 1 x Positive Plate 1 x Negative Spring 4 x 2P Capacitor 7 x 3P Components 4 x Tuning Plate Screw 10 x 2P Ceramic Resistor 13 x Resistor 3 x Diode 1 x Magnetic Bar 5 x Screw 1 x Tuning Board 2 x Transformer 1 x Magnetic Rod Bracket 2 x Positive and Negative Wires 2 x Speaker Cable 1 x Potential Plate 1 x Rope 1 x Coil 1 x Long Rod Spring 1 x Chinese Manual
Radio Electronic DIY Kit 7 Tube Radio Electronic Learning Set
$19.99
- The circuit diagram, assembly drawing, parts list and process documentation are complete.
- 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 amplifier tubes.
- The secondary medium amplifying tube is standard circuit, and the intermediate frequency has been adjusted to 465KHz.
- The outer casing plastic of the radio electronic DIY kit is new material, which makes it durable and long lasting.
- All levels of circuits have Ic test ports.
In stock