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Summary of Contents for AT2112

Page 1: ...D ASSEMBLING AERIAL AND GROUND SERVICE MAINTENANCE ALIGNMENT INSTRUCTIONS PROPOSAL FOR NECESSARY MEASURING INSTRUMENTS TROUBLE SHOOTING FUNCTION CHECK MECHANICAL DESCRIPTION MECHANICAL ASSEMBLING DISASSEMBLING AND UNITS LOCATION CIRCUIT DESCRIPTION AND SCHEMATIC DIAGRAMS AERIAL CURRENT DETECTOR MODULE 1 PART NO 626641 MAIN SCHEMATIC DIAGRAM AT2112 PARTS LISTS AT2112 1 1 1 1 1 1 2 1 2 2 2 3 3 1 3 1...

Page 2: ...1 1 1 1 2 1 3 GENERAL INFORMATION INTRODUCTION PRINCIPLE OF OPERATION AND BLOCK DIAGRAM TECHNICAL DATA AT2112 1 1 1 1 1 1 1 1 ...

Page 3: ...the coupler then a series coil which can be tuned in steps as well as continuously and at last a parallel capacitor which can be tuned in steps The value of the coil and the capacitor is controlled in the TX processor The aerial coupler has an impedance matching transformer TR1 1 for the receiver for frequencies lower than 4MHz At the output there is a current transformer TR2 1 and a detector The ...

Page 4: ...2 2 1 2 2 2 3 DIMENSIONS AND DRILLING PLAN ELECTRICAL CONNECTION AND ASSEMBLING AERIAL AND GROUND AT2112 2 1 2 1 2 2 2 3 ...

Page 5: ...7535A r a for aerial E 1 Free spd through E fee LO 1 _ 1 1 1 1 1 1 0 1 0 1 1 1 0 0 0 0 179mm E E t lO q Marking of 4 pcs 08mm for M6 or 5 16 screws 0 0 E E 0 lO C J L___________ _ 1 1 1 c CIS C a o _ Q 0 i o s E Q Q Oo a c 1 0 0 0 0 0 1 1 _ _ _ _ _J AT2112 20 5mm PAGE 2 1 ...

Page 6: ... connected on this side Lead 1 8 ind tobe connected on rear side AT2112 The numbers in plug for AT2112 correspond with the numbers on the terminal block at the connection board in question control 1 control 2 etc MULTIGABLE Max diameter 0 14 5 mm length 1 100 m 100 200 m type 16 X 0 5 18x0 5 Terminal 15 have 3 leads in parralel WIRE STRIPPING FOR MULTIGABLE WIRESTRIPPING FORTRIAXIAL GABLE H1213 65...

Page 7: ...higher than 4 MHz an 8 5 meters whip aerial is recommended GROUND The grounding points on AT2112 are the four mounting foots lt is must important that these are in god contact with the ground eg the wheel house AT2112 has to be grounded at the footpoint of the aerial lf a metal wheel house weid up a pillar for AT2112 and bolt it to the pillar This way you get the best ground for your antenna syste...

Page 8: ... has tobe grounded to the mast if a meta mast lf the mast is higher than 8 meters then the coax cable works as ground and acceptable performance will be obtained lf the mast is less than 8 meters then a cop per strip 100 x 0 5 mm has to connected from AT2112 to ground PAGE 2 4 Example 3 AT2112 mounted on top or a mast Aerial C Oup er h ...

Page 9: ...N Example 4 AT2112 mounted on a sailing ship Wire aeria I lnsu afor eg H23 Slrain reilief Aerial cou er 4 0 25237 lnsulafor ef H23 AT2112 has to be grounded to the metal handrail or other metal parts AT2112 PAGE 2 5 ...

Page 10: ...to ovoid cmck ing noice Rr ceiving 9m whip aerial AT2112 Hain fransmission direc tion Aerial coup er musf be grounded to the mela plaJe Heia plale fasfened effedive fo lhe roof Min 16 cu sfn M fasfened lo fhe roof and effeclivel J declrical connecfed to lhe fflelal plat Cu slrips fo be min 50 1mm ...

Page 11: ...3 3 1 3 2 3 3 3 4 3 5 SERVICE MAINTENANCE ALIGNMENT INSTRUCTIONS PROPOSAL FOR NECESSARY MEASURING INSTRUMENTS TROUBLE SHOOTING FUNCTION CHECK AT2112 3 1 3 1 3 1 3 1 3 1 3 1 ...

Page 12: ...t will be necessary to use instruments in absolute conformity with the below list 3 3 PROPOSAL FOR NECESSARY MEASURING INSTRUMENTS Tone Generator type PM5107 Electronic Multimeter type PM2505 RF Directional Wattmeter model 43 Oscilloscope type PM321 Dummy load 50 ohm 600W Power supply 21 32V 3 4 TROUBLE SHOOTING PHILIPS PHILIPS BIRD PHILIPS 50A 600W transmitter 1OOA 1200W transmitter Trouble shout...

Page 13: ...etector module 1 chassis as reference and check that it goes high once every turn of the tune motor 3 5 FUNCTION CHECK To perform a function check it is necessary to have a complete station and it must be connected to a suitable aerial Then you must perform the function check described in part 1 paragraph 3 7 PAGE 3 2 ...

Page 14: ...4 4 1 MECHANICAL ASSEMBLING DISASSEMBLING AND UNITS LOCATION AT2112 4 1 4 1 ...

Page 15: ...4 MECHANICAL DESCRIPTION AT2112 4 1 MECHANICAL ASSEMBLING DISASSEMBLING AND UNITS LOCATION AERIAL CURRENT DETECTOR 1 501134 RE1 f RE12 PAGE 4 1 ...

Page 16: ...AT2112 5 5 1 AERIAL CURRENT DETECTOR MODULE 1 PART NO 626641 5 1 5 2 MAIN SCHEMATIC DIAGRAM AT2112 5 1 9509 ...

Page 17: ...e detector transistor is turned on and thus 01 will be on giving low level on P3 For every turn the light from the light emitting diode is cut oft mechanically causing the detector transistor of OC1 to turn oft and thus 01 will be off giving a high level at P3 This pulse is used to determine when to change the relay settings 5 1 3 RF SWITCHING CIRCUIT Depending on the mode refer to 5 2 in which th...

Page 18: ...PTION AND SCHEMATIC DIAGRAMS COMPONENT LOCATION AERIAL CURRENT DETECTOR MODULE 1 View from component side with upper side tracks 0 View from component side with lower side tracks PAGE 5 2 AT2112 01 6 j j 0 __ t j j j 0 ...

Page 19: ...8 9 38 fd 31naow H0103130 lN3HHno TVIH3 1 SltNt l8 flO 811 fVBHOS ON f NOlldlt l8S30 lln8t ll8 9 ...

Page 20: ...p g 38 fd SVWC18VIO OLLVV J3HOS ONV NOl LdlCIOS30 LlnOCJIO S ...

Page 21: ... aerials 5 2 1 3 SIMPLEX MODE RECEIVE FREQUENCY EQUAL TO TRANSMIT FREQ In this mode is the receiver using the tuning which has been done by the transmitter This will only take place after the transmitter has performed a tuning This gives a perfect match of the aerial impedance to the receiver input impedance this will improve the receiver sensitivity by approx 1O dB 5 2 2 TRANSMIT MODE Here there ...

Page 22: ...9 S 38Vd SV JVCJ8VIO 811VVBH8S ONV NOLldlCJ8S30 lln8CJl8 S ...

Page 23: ... UJ TL297 i 1 L1 23 50uH 10 34uH Cl L2J n iT T 20 1 L_ __ ______ _ C2 II l00p 1crI1 Lo L er L er L er L er L er U In uin u u u fEl S o JI _i ao r II _l Gctr nl r I tl ctlr Lrrir RE2 a RE3 m RE4 m RE l g m RES E i m RE7 T i g REB T m RE9 r RE10 T REl 1 3 3 3 3 1 3 3 3 c3 c3 n j 1 r11 R 12 rrrl37 f I I f J f f 0 1 1 1 1 l 1 1 1 1 r 1 R7 I 680R l 1 1 1 1 t RE RE2 _ 1 v TRI b Tl526 fl 11 T R9 RE3 t l ...

Page 24: ... 9 SlSll 9 ...

Page 25: ... ORF1501 ECI A S ORF1501 SLUTTEREUE 705051 RE8 RELAY ORF1501 ECI A S ORF1501 SLUTTEREUE 705051 RE9 RELAY ORF1501 ECI A S ORF1501 SLUTTEREUE 705051 RE10 RELAY ORF1501 ECI A S ORF1501 SLUTTEREUE 705051 RE11 RELAY ORF1501 ECI A S ORF1501 SLUTTEREUE 705051 RE12 RELAY ORF1502 ECI A S ORF1502 SKIFTEREUE 705061 TR1 TRANSFORMER TL297 ECI A S 6 0 22611 400297 AERIAL CURRENT DET MODULE AT2112 ECI A S 5 0 26...

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