Hammarlund SP-600-JX-17 Page 35 Technical Description And Installation Instructions Download | Manualshive

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Summary of Contents for SP-600-JX-17

Page 1: ...ATIONS RECEIVER FOR SINGLE AND DIVERSITY RECEPTION TECHNICAL I l OPERATING I IN TIIIUCTIONS L Hammarlund Manufacturing Company A Giannini Scientific Co 73 88 HAMMARLUND DRIVE MARS HILL NORTH CAROLINA...

Page 2: ...eceive the full unconditional gO day warranty against defective material and workmanship in this receiver the warranty card must be filled out and mailed within two weeks of purchase Please refer to s...

Page 3: ...y Curves 18 5 Selectivity Curves 20 6 Rear View of Chassis 21 7 Top View of Chassis 22 8 Parts Identification for Locating Test Points 23 9 Schematic Diagram 33 10 Connection Diagram Receiver Chassis...

Page 4: ...r stage are among the features of the SP 600 JX17 which are discussed fully under separate headings in this manual The Audio output circuit is designed for a 600 ohm load or line and is provided with...

Page 5: ...as a tuned grid oscillator for the three lower frequency bands Dual section CIG CIH of 2 the main tuning capacitor provides for the variable tuning of the oscillator For single conversion the oscilla...

Page 6: ...se interference from ignition systems or other sources of pulse type noise A separate limiter control switch permits optional use of the limiter on any mode of operation when pulse type interference i...

Page 7: ...on top of the Crystal Control Unit T34 and push to the rear Insert the crystals in 4 the sockets Bring the retainer spring assembly forward so that the springs press on top of the crystal holders and...

Page 8: ...CW signal and use terminals C and D of J4 to perform the function of the CW MOD switch by another system panel switch if de sired 5 21 19 16 6 9 4 13 3 12 1 SEND REC switch 2 IFO EXT INT switch 3 HFO...

Page 9: ...trol switches the noise peak limiter in or out of the cir cuit This control is operative independently of any 6 position of any other control See Section II Cir cuit Description AVC MANUAL SWITCH In t...

Page 10: ...gnal and with the AVC MAN switch in the AVe position Depression of the METER switch to the AF position converts the meter circuit for indication of the AF power out put level in db from 6 milliwatts T...

Page 11: ...tch desired The AVC MAN switch may be used in the position which gives the best reception Adjust the desired 8 output level by the AUDIO GAIN control when on AVC and by the RF GAIN control when on MAN...

Page 12: ...When replacing these shields make sure that the grounding springs are in place on the inductance ad juster screws before the shield is installed VACUUM TUBES Weak or defective vacuum tubes are the mos...

Page 13: ...e adjusted as follows Care fully slide the switch shaft through the disc and into 10 the rigid coupling and being careful not to turn the switch tighten the four set screws in the rigid coup ling with...

Page 14: ...bserve that the tuning ca pacitor is operating properly when the tuning con trol is rotated Using a miniature tube adapter see Section VI alignment apply a modulated RF test signal successively to pin...

Page 15: ...kc and adjust the sig nal generator frequency for the maximum output This establishes the correct signal frequency by the 455 kc crystal for the IF amplifier and the frequency of the signal generator...

Page 16: ...ee Text Set for approx 20 volts output See Text Set for band to be aligned Off Var Set the receiver and signal generator dials to 56 mc The RF Gain control should be set at max imum and the AVC MAN sw...

Page 17: ...41 6 3 ac 260 245 r f gain min V3 0 6 3 ac 285 0 r f gain max val freq osc operation V3 12 5 6 3 ac 285 140 r f gain max crystal freq control V3 0 6 3 ac 305 0 r f gain min val freq osc operation V3 1...

Page 18: ...8 6 3 ac 210 140 r f gain max Vll 7 8 6 3 ac 235 140 r f gain min V12 0 6 3 ac 192 72 9 r f gain max V12 0 6 3 ac 215 80 1 r f gain min V13 20 6 3 ac 20 3 3 r f gain max or min V14 6 3 ac 22 r f gain...

Page 19: ...infin 47K 0 val freq osc ity ity operation V5 47K 150 0 19K 22K 26K V6 22K 0 0 17 4K infin nOOK freq bands ity below 7 4 me V6 22K 0 0 17 4K 37 4K nOOK freq bands above 7 4 me V7 980K 0 0 17 4K infin...

Page 20: ...AMP DRIVER DET AFAMP OUTPUT 6BA6 6BA6 6BE6 s 6BA6 6BA6 6BA6 6AL5 12AU7 6V6GT t C V7 GATE 6BA6 V3 VI6A TO IF VI5A VI5B FFO TO HFO J8 IF OUT OUTPUT IMITER METER 6AH6 12AU7 J2 6AL5 6AL5 CRYSTAL CONTROLLE...

Page 21: ...URVE is the fidelity of the audio frequency amplifier with input applied be tween terminal 3 of R84 Figure 10 and ground and with the r f gain control at min DOTTED CURVE is the overall fidelity at 2...

Page 22: ...es Signals applied to tube grids through a 01 mfd capacitor Selectivity switch at 3 kc AVC MAN switch on MAN CW MOD switch on MOD RF Gain and Audio Gain at maximum BAND SWITCH FREQUENCY INPUT TO APPRO...

Page 23: ...10 NUMBERS DENOTE SELECTIVITY SWITCH POSITIONS 1 2 AND 3 NON CRYSTAL 4 5AND 6 CRYSTAL 2 3 45 6 6 54 3 2 15 1 I 1 I J I I I 1 rT IT 1 1 1 J J II II 1 J J r J IJ II Il J 1 1 J II I IJ 1 1 J J I V I J I...

Page 24: ...ANT input connector 4 Captive screw 12 REMOTE connector 5 AC POWER connector 13 METER ADJ RF control 6 IFO connector 14 METER ADJ AF control 7 BFO connector 15 Allen wrench No 6 8 AUDIO OUTPUT termin...

Page 25: ...VI3 VI V3 JI ANTENNA INPUT CONNECTOR V20 VI9 VI5 VI6 VI7 VI4 VII V6 VI2 via H F O OUTPUT CONNECTOR T5 VIO T2 T4 V2 V9 TI T3 V7 va V4 V5 R F STRIP FIGURE 7 Radio Receiver Top View of Chassis 22...

Page 26: ...7 V6 H 5 PIN 4 VI7 JUNCTION CI61C L52 L82 I PIN I VI8 2 JUNCTION CIGO R92 R93 JUCTION AT R93 OR R94 3 R F TUNER SUB ASSEMBLIES r iir INTER STAGE ANTENNA 7 JUNCTION R72 R73 FIGURE 8 Radio Receiver Part...

Page 27: ...mmf Capacitor 12 mmf Capacitor 190 mmf Capacitor 51 mmf Capacitor 379 mmf Capacitor 610 mmf Capacitor 65 mmf Capacitor 01 mfd Capacitor 59 mmf Capacitor 39 mmf Capacitor Variable Capacitor 85 mmf Capa...

Page 28: ...9012 03 00107 6 Solder Terminal Strip 2885 03 00001 8 Solder Terminal Strip 2885 03 02002 15 Solder Terminal Strip 2885 03 02001 3 Solder Terminal Strip meter 9012 03 00011 Insulator feed thru 2885 26...

Page 29: ...and switch contacts for SID Dial Lamp No 47 Mazda 3901 01 00004 Fuse 1 6A Fusetron 5134 01 00250 Fuse 3 8 Amp 5134 01 00208 Connector Socket ANT IF IFO BFO and HFO 2111 01 00001 Phone Jack 2109 04 00...

Page 30: ...6 Resistor 20K 1 watt 4704 02 00778 Resistor 10 ohms watt 4703 01 00308 Resistor 240 ohms watt 4703 02 00432 Resistor 1100 ohms watt 4703 02 00448 Resistor 18K h watt 4703 01 00347 Resistor 1 megohm 1...

Page 31: ...R76 R77 AF Transformer audio output 5618 04 00001 Power Transformer 5606 04 00001 Oscillator Subassembly 3 5 mc includes _ 9012 03 00145 C102 C104 C167 C168 C169 C170 Cl71 C172 Cl73 L22 R38 R40 R1l8...

Page 32: ...01 00003 Wrench Set Screw No 10 5408 01 00002 NOTE Crystals supplied on special order per Hammarlund Specification No 2305 02 00087 for use in the Crystal Frequency Control Unit see page 4 shall be m...

Page 33: ...RS ON t l J SWITCH eASES ARE SAllE AS THOSE ON SCHEMATIC 01 GRAM FOR SWITCH eASES AND COIL AND SWITCH ASSEMBLIES Tf NOTE I III 2 OF THIS SWITCH CLOSED ON POSITIONS EXT lli 1 6 OF S2 I III 3 CLOSED ON...

Page 34: ...S PER JAN C 1 S AMENOMENT 4 OF TYPE AND SIZE CONFORMING TO WL 3 S 7 22 C THE BARE SOLID SOFT DRAWN TINNED COPPER WIRE IS OF AWG SIZE NO 20IBBR NOS 1422 OR 1423 THE SHIELDED INSULATED CABLE IS OF AWG S...

Page 35: ...MARLUND MFCica o is l C PHONES LL _04 _ J __ i F 1011 Ai 2ND IF VIO 6BA6 Sg I I III I J i 10 1 1ST IF V9 6BA6 REMOT J4 I _ I S lB I I rr I I I T6 1r0 513 IFO J6 T9 1 0MEG 3 3t lEG R48 R53 3 5 OSC 2ND...

Page 36: ......

Page 37: ...f the failure of 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 Regis...

Page 38: ...ESTABLISHED 1910...

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