Metric equivalents are given for general information, (0.09652 x 0.14478 mm). Dimension "A" controls the overall package thickness, Note NOTES: 1. Beyond r (radius) maximum, equivalents are given for general information only. Metric equivalents are given for general information only. LM386 BC109 NTE123A, 2N2222A) 2N3819 BFY51 NTE128, 2N3053) 1k trimpot poppet "am transmitter" the Poppet 500 milliwatt AM transmitter lm386 microphone 2N3819 equivalent ferrite core binocular NTE128 transistor 2n3053 hartley oscillator transistor equivalents for 2n2222aĪbstract: JANHCC2N2222A transistor equivalents for 2n2222a 2N2222A JANTXV JANHCB2N2222A 2N2221AUB 2N2222A 2N2221AUA 2N2222AUA 2N2222AUB The circuit can be built "dead bug style" with the modulator chip stuck upside-down to the copper circuit board for heatsinking. on half-inch binocular ferrite core To modify the Poppet for, LM386 and the output transistor will need heatsinks. Text: (possible equivalents : NTE123A, 2N2222A ) Q2: 2N3819 or similar Q4: BFY51 (possible equivalents : NTE128, 2N3053) RFC1: 10 turns of small enameled wire on ferrite bead RFC2: 1 mH, rated for 500 milliamps T1: 12 turns primary, 2 turns sec. Transistor equivalents for 2n2222a Datasheets Context Search Catalog DatasheetĪbstract: poppet "am transmitter" the Poppet 500 milliwatt AM transmitter lm386 microphone 2N3819 equivalent ferrite core binocular NTE128 transistor 2n3053 hartley oscillator transistor equivalents for 2n2222a
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