 | Kit - Electricity Kit Make Your Own Real Working Circuit Board! Become a Junior Electrician" by building a real working Circuit Board! Learn about how electricity works by conducting experiments with switcheswirescontactsresistors and light bulbs! 48-page booklet included. Kit Includes: 1 manual1 circuit board base1 battery holder1 brass strip2 light bulbs with holders1 switch11 long wires11 short wires2 bulb holders clamps1 Morse Code switch22 washers33 brads2 resistors1 plastic jar with lid1 steel wool14 springs. Not suitable for children under 36 months due to small size of components | $11.00 More Details |
 | Kit - Crystal Radio Mini Labs Crystal radio kit is ideal for the beginning radio hobbyist. Comes complete with tuning coil that you get to wind, slider, germanium diode and earphone. | $11.75 More Details |
 | Diode - 1N34A Germanium, Sold individually A semiconductor device which passes current in the forward direction(from anode to cathode), and blocks current in the opposite direction. Absolute Maximum Ratings (Ta = 25° C) Symbol Value Peak Reverse Voltage VRM 45 V Reverse Voltage DC VR 20 V Peak Forward Current IFM 150 mA Average Rectified Output Current IO 50 mA Surge Forward Current Isurge 500 mA Junction Temperature TI 75 °C Storage Temperature Range TS -55 to +75 °C Characteristics (1N34A) Symbol Test Condition (Ta25± 2°C) Min Type Max Unit Forward Voltage IF VF = 1V 4 2 - mA | $1.75 More Details |
 | Kit - Monoblock Tube Amplifier Tube designs rival the sound of high end audio amplifiers that cost 10 times as much! This kit was designed by George Fathauer. Enjoy the thrill of high end audio without going broke and enjoy the satisfaction in building it yourself. Kit come complete will all parts and easy to follow instructions. Input Impedance: 100K ohms Output Impedance: 8 ohms Power Output: 8 watts per channel Frequency Response: 20 to 20,000 Hz Minimum Input for Full Output: 0.3 V Total Harmonic Distortion @ 1 W: | $124.95 More Details |
 | Kit - Stereo Integrated Tube Amplifier Tube designs rival the sound of high end audio amplifiers that cost 10 times as much! This kit was designed by George Fathauer. Enjoy the thrill of high end audio without going broke and enjoy the satisfaction in building it yourself. Kit comes complete will all parts and easy to follow instructions. Easily built in one evening. Uses 11BM8 tubes included in the kit. Also included pine board for mounting PC board and transformers. Input Impedance: 100K ohms Output Impedance: 8 ohms Power Output: 8 watts Frequency Response: 20 to 20,000 Hz Minimum Input for Full Output: 0.3 V | $204.95 More Details |
 | Cats Whiskers, package of 3 (Package of 3) Similar to the Philmore cat's whiskers and others. Made of phosphor bronze. | $3.00 More Details |
 | Earphone, Crystal, 3.5mm High impedance crystal earphone - very sensitive and works great with crystal radios. Has 3 a foot cord and miniature (3.5 mm) plug. | $3.25 More Details |
