FREE
DOWNLOAD
COURTESY
OF
N9SOR
WWW.HAMMARLUND.ORG
Страница 1: ...STRUCTIONS D SCRI TION I HQ IO A COMMUNICATIONS RECEIVER Hammarlund Manufaduring Company A Giannini Scientific Co 73 88 HAMMARLUND DRIVE MARS HILL NORTH CAROLINA 9001 06 00005 FREE DOWNLOAD COURTESY O...
Страница 2: ...y warranty against defective material arJd workmanship in this receiver the warranty card must be filled out and mailed within two weeks of purchase Please refer to serial number of warranty in corres...
Страница 3: ...r V4B 1 212AX7 Triode Q Multiplier V5 6BA6 Remote Cutoff Pentode First IF Amplifier v6 6BA6 Remote Cutoff Pentode Second IF Amplifier V7 6BV8 Twin Diode Triode Detector Serie s Nois e Limiter BFO V8 6...
Страница 4: ...e also indicated A new audio output circuit feature is the Auto Response which auto matically narrows and widens the frequency range of the audio output depending upon the gain required This feature p...
Страница 5: ...RECEIVER figure 2 Installation of Single wire Antenna 300 OHM TV TWIN LEAD RECEIVER figure 3 Installation of folded Dipole Antenna 2 FREE DOWNLOAD COURTESY OF N9SOR WWW HAMMARLUND ORG...
Страница 6: ...ch as shown in Figure 2 will generally provide entirely satisfactory performance This wire may be 50 to 150 feet long For best reception the antenna should be isolated as much as possible from neighbo...
Страница 7: ...itch 14 Band Selector Switch 15 Noise Limiter Switch 16 17 Figure 5 location of Controls CONTROL AUDIO GAIN Control Electrical BAND SPREAD Control SELECTIVITY Control Q Multiplier Frequency Control Q...
Страница 8: ...k for maximum out put on S meter SENSITIVITY Control Adjust for desired out put level MAN AVC Switch Manual MAN Band Selector TUNING Set to desired frequen RANGE MCS Switch cy range Noise Limiter Swit...
Страница 9: ...eiver line cord is connected to the power outlet and is ex tremelyusefulfor checking sign in periods and sched ules If your receiver is not equipped with the Telechron Automatic Clock Timer and you wo...
Страница 10: ...by the receiver blocking with a resultant loss of volume The Q Multiplier is generally never employed on the standard broadcast band or when short wave broadcast stations are being received The use o...
Страница 11: ...ons The BFO control is used under these conditions to vary the pitch Each calibration diVision of this control represents approx imately 1000 cycles When receiving single side band transmission the ge...
Страница 12: ...o Response Curve Figure 6 Maximum feedback is provided at low settings of the AUDIO GAIN control for the fine quality reception of local broadcast and strong short wave stations As the AUDIO GAIN cont...
Страница 13: ...ight up and off of chassis To reassemble use reverse procedure ANTENNA ADJUSTME II IS ADJUST SUJG AT 4MC ADJUST SWG AT 1 2 M C ADJUST SLUG AT L65 Me ADJUST SWG AT IOMC WITH ANT CAPACITOR WITH ANT CAPA...
Страница 14: ...ocket c Set the receiver controls as follows BAND SPREAD dial on 100 Function switch on REC Main tuning dial on 54 MC Noise limiter switch on OFF AUDIO GAIN control at minimum SELECTIVITY control on O...
Страница 15: ...oscillator adjustment is made first The RF is adjusted next to obtain maximum ampli tude The antenna slugs are adjusted last A certain amount of interaction will occur between the oscillator and RF ad...
Страница 16: ...1 7 1 I j 7 I 1 T TT 1 I I 1 I l HO IOO Selectivity l I I A Regular if I II I 6 0 KC at 6 DB I j I 1 I 1 B 0 Mult Max width 2 9 KCat6DB h r c Q Mutt Adj d for I I 3 KC 016 DB I V 30 20 10 0 10 K C off...
Страница 17: ...17 NO SIGNAL INPUT TUBE SOCKET PIN NUMBERS SOCKET NO 1 2 3 4 5 6 7 8 9 V1RF 6BZ6 V2 MIXER 6BE6 V3 HFO 6C4 V4 12AX7 Q MULT 1st A F V5 1st IF 6BA6 V6 2nd IF 6BA6 V7 6BV8 DET LIM AVC BFO VB 6AQ5 AUDIO OU...
Страница 18: ...2 MIXER 6BE6 22K 180 0 0 5 MEG 5 MEG 0 V3 HFO 6C4 5 MEG INF 0 0 5 MEG 47K 0 V412AX7 6800 Q MULT 1st AF 5 MEG 2 2 MEG 16KSEL OFF 0 0 5 MEG 1 MEG 2200 0 V5 1st IF 0 180 6BA6 2 4M ON AVC 0 0 0 5 MEG 5 ME...
Страница 19: ...rature compensating non insulated 1 5 mmf Fixed Silver mica 5 mmf 10 500V Fixed Ceramic disc 4 7 mmf 5 N220 Fixed Ceramic disc 02 MFD 500V Fixed Silver mica 350 mmf 20 100V Fixed Silver mica 220 mmf 5...
Страница 20: ...wer 5W impedance match 10 000 Ohms plate to 4 Ohms voice coil Transformer Power Primary 115V 230V 50 60 cps MISCELLANEOUS Diode Silicon CER72C Fuse 1 amp 115V Operation Fuse 1 2 amp 230V operation Lam...
Страница 21: ...ition since this results in the operation of a switch which disconnects the Q multiplier from the IF system If it is desirable to use the BFO to locate a station when tuning for weak signals after the...
Страница 22: ...MEMORANDA FREE DOWNLOAD COURTESY OF N9SOR WWW HAMMARLUND ORG...
Страница 23: ...X BFO V5 6BA6 SBES I j SC4 V4 Audio Re c 2AX7D tJj 0 0 OOB e V6 IF M e e E tBis t Output SBAS o SAQ5 D 0 0 J I j 8DET LIM BFO H SBve o D 0 z SPKR Meter Zero Fuse 3 2 OHMS Phone Adj Ant 1 01 e e 0 9 01...
Страница 24: ...ONT I C 6 J CI9 I TIlr I OIUF 2 l t 3000 C25 Cr 2 6f V3 _ _ I u _ fL l CIS 6C4 r 13 1 _0 H NI7 06 SOO 7 b V7A V4B 213 6BVS GRN GRN 0 RED 3 J V2 VI 3 3 9 3 3 7 c C3SAfc r 60UF 40UF 3 4 V9 OB2 J d V7 10...
Страница 25: ...8 R16 6 2K 2 2K 2 2K C45 fl UFRI9 180 l C33 04UF f C5 _ C32 o 0IUF J 0IUF R5 22K R3 10K C8 SIC FRONT SIA FRONT SIB FRONT 01 UF T L 1 eJ l1 l C 17 ML I I I C50 2 _ 2 v R4 d _ n _ _ _ IK 100 ll 3 5 _ f1...
Страница 26: ...the equipment to function properly or for any consequential damages This Warranty Is valid for the original owner of the equipment and Is contingent upon receipt of the Warranty Registration Card by t...
Страница 27: ...ESTABLISHED r9ro FREE DOWNLOAD COURTESY OF N9SOR WWW HAMMARLUND ORG...
