File information: | |
File name: | B51-8658-00-BLSP.pdf [preview B51-8658-00-BLSP] |
Size: | 137 kB |
Extension: | |
Mfg: | Kenwood |
Model: | B51-8658-00-BLSP 🔎 |
Original: | B51-8658-00-BLSP 🔎 |
Descr: | Kenwood 144MHz FM Transceiver 144MHz FM Transceiver Kenwood TH-K2AT & K2E & K2ET B51-8658-00-BLSP.pdf |
Group: | Electronics > Other |
Uploaded: | 05-02-2022 |
User: | Anonymous |
Multipart: | No multipart |
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Decompress result: | OK | |
Extracted files: | 1 | |
File name B51-8658-00-BLSP.pdf Transmitter Section AF(1kHz) RF(145.99MHz) IC16 Q9 Q10 Q11 Q12 ANTFILTER MIC MIC AMP vco ANT 50 9.74Vrms 0.84Vrms -18.68dBm 10.50dBm 4.17dBm 15.17dBm 11.00dBm 24.67dBm 20.83dBm 30.50dBm All voltage levels must be measured at High power transmission. The RF and IF sections are measured by using a spectrum analyzer. After setting the standard (1 kHz, 3 kHz Dev.) deviation, each voltage of the AF section is measured by using an AF VTVM or osciloscope. The level for each point is measured without removing parts or cutting the pattern. Receiver Section RF(145.99MHz) IF(38.85MHz) AF(1kHz) vco -9.83dBm LEVEL DIAGRAM 0.58Vrms ANTFILTER Q17 Q16 IC3 IC6 ANT BPF BPF Q24 SP FM IC |
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