NIKKO hfe nikko fam-450 service en free download

File name hfe_nikko_fam-450_service_en.pdf

www.hifiengine.com CONTENTS 1. SPECIFICATION I. 2. EXTERNAL VIEW 2. 3. INTERNAL VIEW 3. 4. PARTIAL DISASSEMBLY. 3-5. 5. DIAL MECHANISM .. . 5. 6. MEASUREMENT AND ADJUSTMENT 6-A, 7. PRINTED CIRCUIT BOARD TUNER PCBASSY 9. 8. BLOCKDIAGRAM IO. 9. OVERALL DIAGRAM I I. 10. PARTIAL CHANGES MADE ACCORDINGDESTINATION... 12. 11. PARTS LIST. t3-* t5. 12. SEM ICONDUCTOR SPECI FICATION TRANSISTOR COMPLEMENT. . 16. . FIELD EFFECT TRANSISTOR COMPLEMENT . 16. RECTIFIER-DIODE, ZENER-DIODECOMPLEMENT.. ... I6. INTEGRATEDCIRCUITCoMPLEMENT... .17_19.. www.hifiengine.com SPECIFICATION 1. FM TUNER SECTION NOMINAL LIMIT Sensitivity (IHF) 2ttY 3pV Ouiting Slope (s/N 50dB) 4.51tY 1OpV Selectivity (lHF) 55dB 35dB lmage Rejection (98MHz) 45dB 40dB lF Rejection (98MHz) 70dB 60dB Signal to Noise Ratio 65dB 60dB Capture Ratio (lHF) 1.6dB 3dB Muting Sensitivity 12dB rSdB Distortion (MONO) o.20/o O.5o/o Distortion (STEREO) O.5o/o 1o/o Stereo Separation (1KHz) 42dB 3sdB Output Voltage 690mV r3dB De-Emphasis (SOpSec) 10KHz -10.37dB !2dB 2. AM TUNER SECTION Sensitivity (tHF) 300pV/m 1000prV/m Selectivity (lHF)110KHz . . . 35dB 30dB lmage Rejection (1000KH2) 45dB 40dB lF Rejection (1000KH2) 35dB 30dB Distortion 17o 2Vo Signal to Noise Ratio 45dB 40dB Output Voltage 135mV 12dB www.hifiengine.com EXTERNAL VIEW FRONT PANEL (1) Signal/Tuning meter (5) Tuning knob . (2) Dial pointer (6) Hi-blend switch (3) Stereo indicator (7) FM muting