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Download RF Technology R50 Eclipse Series Operating instructions
Transcript
1 2 3 4 5 6 7 8 FILTER_OFF +5TONE 1uF 24 C509 18 D R507 1M 22pF C500 7 3 5 6 8 SCLK MOSI SCLK MOSI C502 TONE_INT C513 9 TONE_OUT CTCSS_OUT RX_SUB_IN RX_SUB_OUT 100nF 14 13 15 R514 1uF 10K TP500 TONE+CTCSS RX_IN+ RX_INRX_OUT COMP+ COMPCOMP_OUT 10 2 DG411 11 AUDIO_OUT 2 U502A 1 WAKE 3 LM224 R518 R519 47K 47K 47K C514 22nF (X7R - 10%) C515 100nF (NPO) 10 U502C 8 C516 9 LM224 1n2F (NPO) GND FX805 12 C R517 R527 47K R516 680R 23 3 22K AUDIO_IN 100nF U301A R503 22 NO_TONE 20 19 21 C503 4 IRQ CS ADDR SCLK Din Dout 16 17 C VCC XTAL/CLK 22pF CTCSS_SEL +5V R512 10K X500 4MHz 2 CTCSS_SEL 100nF GND GND GND XTAL Vbias 1 D BLM31A601 U500 C508 C501 +5V L500 1 FILTER_OFF GND -10V GND GND R528 47K +10V +10V R522 68K 7K5 C507 100pF -10V R531 R509 7K5 7K5 D501 BAV99 6 TP501 TONE_IN U502B U301D 7 15 14 5 TONEP+ LM224 +10V R533 7K5 R511 7K5 +5V DG411 R502 47K -10V R504 GND D502 TONE_OUT D503 6 C511 100nF 560R TONE_OUT 2K2 LM224 GND +2.5V 5 4 MMBT3906 R505 BAV99 R525 U503 10K 2 R524 NF INC U/D R529 47K R534 NF BAV99 GND GND B 1 -10V GND Q500 10K MAX5161L R520 47K R513 10K R526 13 GND 11 C506 100pF R523 1K +2.5V GND B 7K5 R532 -10V 3 GND R501 47K 7K5 16 7K5 100nF VDD U502E LM224 TONEPR500 47K 12 14 R510 V+ BAV99 R508 C510 V- R530 4 U502D R530, R531, R508, R509, R532, R533, R510, AND R511 Should be 0.25%, 50ppm TC or better D500 -2.5V -10V -2.5V EXT_TONE_SEL +2.5V TONE_DEV_INC R506 Q501 TONE_DEV_U/D 10K MMBT3906 R521 47K -2.5V A A Rev No. ECO No. Description of Change Title Tone Generation Section Size: A3 Number: Print Date: 20-Feb-2002 Rev. Release Date: File: 1 2 3 4 5 6 9154 23:41:52 Revision: Sheet 5 Originator: of 9 B RF Technology Pty Ltd Unit 10, 8 Leighton Place Hornsby, NSW 2077 Australia C:\Program Files\Design Explorer 99 SE\rft\t50\t50.Ddb - tonetx.sch 7 8
