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/ CBM Funet Archive / cbm-funet-archive-2003.iso / cbm / c128 / packetradio / modem.gif

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Graphics Interchange Format  |  1995-10-01  |  15KB  |  729x1024  |  1-bit (2 colors)

Labels: diagram | text | plan | technical drawing | schematic
OCR: Digicom/Baycom Modem Schematic IBM C64/128 Serial Port Cassette Port 220 M NC NC NC 1 uF 10K 25P 9P 16 15 14 13 12 11 10 9 2N2222/ XR-2206 1K. TX Data generic JPN 20 4 3 1 2 3 4 5 6 7 8 .1K +2-101 PTT 10-60K. 1200 2200 Hz pot UF 22K .022 4 7 5 [50K pots] RX Data 5 8 4 & 6 22K 2.0018 .0047 100K 68K 1N914 Ground .022 .1 NC -K 7 5 1 RX 14 13 12 11 10 9 8 470K 50K+ XR-2211 1 2 3 4 5 6 7 Ground IN914 14914 PTT FLED RX Data Indicator 10K 1.1 >470 .1 K 10K m 3.3K TX Audio Out +8-18VDC RX Audio input

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