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Summary of Contents for AH673/44

Page 1: ...AH673144 TUNER PHILIPS HIGH FIDELITY LABORATORIES LTD SIGNAL TUNIN0 AM LEVEL F LEVEL SELECT ...

Page 2: ...omes a multipath meter The multipath meter in conjunction with the signal strength meter allows you to independently observe optimum signal strength and minimum multipath This will permit adjustment of antenna orientation for optimum signal reception In addition to this convenienttwo meter approach horizontal and vertical outputs are available on the rear panel for oscilloscopeviewing of multipath...

Page 3: ...cted to the Line Input terminals of a tape deck Since the signal level from the Fixedoutput terminals cannot be adjustedat the tuner this must be donewith the record level controls of the tape deck MULTIPATH The M tltipath terminals may be connected to the horizontal and vertical inputs of an oscilloscope for the purpose of visually monitoring multipath distortion This can aid you in positioning t...

Page 4: ...ANTENNA The bar antenna mounted on the back of the tuner will provide satisfactory receptionof localstations The 3dimensional mountingallowsyouto position the antennato eliminateinterference and increasethe signal strength AM BAR ANTENNA I I If you live in an area where satisfactory reception cannot be obtained by using the bar antenna an outdoor AM antennashould be connectedto the AM terminal of ...

Page 5: ...e Mute Level control to eliminate interstation noise as well as weak stations The threshold at which mutingtakes placeisadjustedwith the Mute Levelcontrolwhich islocatedto the right of the Mute switch Minimum muting action occurs with the Level control placed fully counterclockwise and maximum muting occurs at the fully clockwise position SELECT SWITCH The Selectswitch is usedto selectthe differen...

Page 6: ...erswitch inthe On position Turn thetuner on by activatingthe Power switch on the front panel 2 Place the Select switch in the Auto position 3 Turn the Mute off After you become accustomed to operating the tuner you may wishtoeliminate the interstation noise To do thislacti vate the Mute switch andturn the Mute level clockwise untilthe inter station noise iseliminated As the Levelcontrol isturnedfa...

Page 7: ...TYPICAL SYSTEM CONNECTIONS INDOOR FM ANTENNA LONGWIRE AM ANTENNA TUNER INPUT PREAMPLIFIER ...

Page 8: ...ton Caution Ifthetuner falls tooperateorthefuseblowsagainafterashorttime donotattempttoreplace thefuseagain Disconnectthelinecordandcontactyour dealeror aqualified serviceman Any attemptto replacethefusewithoneof adifferentvaluemay constituteafire hazard CONTROL PANEL To clean the control panel disconnect the AC line cord from the electrical outletand useacleanlint freeclothmoistenedwithwarmwater ...

Page 9: ...sion 65 db Frequency Response 5 1 5 db 20 15 KHz Stereo Separation 100KHz 45 db 1 KHz 45 db 10 KHz 38 db Hum and Noise 65 dBf and 100 modulation 70 db Muting Threshold Adjust to 2 to 20 uv Audio Output 600ohm and 47K Load 100 Modulation 1 0volt AM Section Tuning Range 540 1600 KHz Sensitivity normalAM LongWire 20 uv Rod Antenna 200 uvlm 3db AGC Level 200 uvlm Selectivity Normal AM AdjacentChn 40 d...

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