Motorola Gm328 Gm338 Gm398 Detailed 6804112j18 E Manual
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UHF 1-25W PCB / Schematics / Parts List4-19 9180469V03 3VDC3.9VDC 12.5kHz 0VDC 20/25kHz 5VDC 9180469V069180469V04 0.75VDC 0.75VDC3VDC9180468v04 9180468V06 U3111-1 CNTL 131 2VDD 14VSS7 R3116 330MC74HC4066 82pF C3112 Q3152 R3135 1.2KBWSELECT_UHF_IF_1 R3132 DISCAUDIO_UHF_IF_1 15K 680 R314610K R3151 0.1uF C3139 C3132 0.1uF R3117 27K IFQ3102 10 R3112 1.8K R3142R3154 10K C3110 27pF C3140 0.1uF 620nHL3111VDD 7VSS 620 R3108 U3115-2 MC74HC4066 5CNTL4 314 0.1uF C3144 FL3111 CFWC455G 3GND1 GND2 4 1 IN2 OUT C3141 0.1uF R3133 8.2K 1 GND1 GND2 2 GND3 4 5 GND4 3 IN6 OUT FL3101 12R16 R3148 0 120pFC3143 R3115 390 R3118 6.8K R3111 12K 5V_UHF_IF_1Q3151 1 IN2 OUT R3102 10NU FL3113 CFUCJ455F 3GND 27K R3106 390 R3141 2.4K R3144 R3104 NU C3113 NU Q3141 22pF C3115C3122 .039uF R3107 RFIN_DEC5RSSIOUT9RSSI_FEED 6 VCC 6.8K 13LIM_DEC112LIM_DEC2 20MIXOUT 4OSCIN 3OSCOUT 10QUADIN 1RFIN 2 AUDIOOUT7AUDIO_FEED GND15 18IFAMPIN16IFAMPOUT19IFAMP_DEC117IFAMP_DEC2 14LIMIN 11LIMOUT 7 SA616U3101 8 MC74HC4066U3115-1CNTL 131 2VDD 14VSS 12KR3101 IFIN_U HF_IF_1 C3133 10uFC3152 .01uF 0.1uF C3142 DISCAUDIO L3100 0.1uF 9V3 NU 455KHz3 2 1 C3134 33pFBWSELECT Y3102 C3103R3152 C3147 0.1uF10K 0.1uF C3111 OUT6 20pF C3101 GND1 1 2 GND2 4 GND3 GND4 5 IN 3 30pF 12R16 FL3102 33pF C3136 C3135 NU L3124CNTL 1211 10VDD 14VSS7U3111-4 .039uFC3123 9V3_VHF_IF_2 .01uF C3151 51 4700pF C3146 R313010K R3153 12K C3148 R3147 5 CNTL4 314VDD7VSS NU U3111-2 MC74HC4066 NU C3131C3137 .039uF 3GND 1 IN2 OUT RSSI FL3114 CFUCJ455D11 10 VDD 14VSS7 0.1uF C31161 IN2 OUTMC74HC4066 U3115-4 CNTL 12 5VFL3112 CFWC455D 3GND1 GND2 4 100 R3105NU R31142 R3134 10KCFWC455FFL3115 GND13 4 GND2 IN 1 OUT 620nH 1 IN 9V3_UHF_IF_1 L3112 44.395MHzY3101 2 GND 4 GND1 3 OUT0.1uF C3145 620nH L3101 6CNTL 8 9 14 VDD7VSS RSSI_UHF_IF_1 9 14VDD7VSS U3111-3 U3115-3 MC74HC4066 6CNTL 8 NU C3124NU R3124 C3114 18pF C3104 0.1uFC3121 0.1uF Q3101 D3101 0 R3123330R3113 15pF C3102R3145 5V3.3K 5V9V3 9V3 9V3 9V3 9V3 5V 9V3 5V9V3 UHF (403-470 MHz) IF ZWG0130623-O
4-20UHF 1-25W PCB / Schematics / Parts ListUHF PCB 8485670Z03 Parts List 1-25W Circuit RefMotorola Part No.DescriptionC3101 2113740F34 20pF C3102 2113740F31 15pF C3103 2113740F39 33pF C3104 2113743E20 10uF C3110 2113740F37 27pF C3111 2113743E20 10uF C3112 2113740F49 82pF C3114 2113740F33 18pF C3115 2113740F35 22pF C3116 2113743E20 10uF C3121 2113743E20 10uF C3122 2113743E11 0.039uF C3123 2113743E11 0.039uF C3132 2113743E20 10uF C3133 2311049A57 10uF C3134 2113743E20 10uF C3135 2113740L30 33pF C3136 2113740L29 30pF C3137 2113743E11 0.039uF C3139 2113743E20 10uF C3140 2113743E20 10uF C3141 2113743E20 10uF C3142 2113743E20 10uF C3143 2113740F53 120pF C3144 2113743E20 10uF C3145 2113743E20 10uF C3146 2113741F41 4700pF C3147 2113743E20 10uF C3151 2113741F49 10nF C3152 2113741F49 10nF C4001 2113740F09 1.8pF C4002 2113740F39 33pF C4003 2113740F40 36pF C4004 2113740F39 33pF C4005 2113740F39 33pF C4006 2113740F39 33pF C4007 2113740F38 30pF C4008 2113741F25 1000pF C4009 2113740F27 10pF C4010 2113741F13 330pF C4011 2113741F37 3300pF C4012 2113741F13 330pF C4013 2113741F37 3300pF C4014 2113740F51 100pF C4015 2113740F51 100pF C4017 2113740F09 1.8pF C4018 2113740F29 12pF C4019 2113740F29 12pF C4020 2113740F39 33pF C4021 2113740F39 33pF C4022 2113740F39 33pF C4023 2113740F29 12pF C4024 2113741F25 1000pF C4026 2113740F09 1.8pF C4027 2113740F09 1.8pF C4028 2113741F49 10nF C4029 2113740F09 1.8pF C4030 2113740F09 1.8pF C4031 2113740F30 13pF C4051 2113740F27 10pF C4052 2113740F49 82pF C4053 2113740F32 16pF C4054 2113740F32 16pF C4061 2113740F63 330pF C4062 2113743E20 10uF C4064 2113743E20 10uF C4065 2113740F51 100pF C4067 2113741F37 3300pF C4068 2113740F51 100pF C4069 2113741F49 10nF C4201 2113740F51 100pF C4202 2113741F49 10nF C4203 2113741F49 10nF C4204 2113740F51 100pF C4205 2113741F49 10nF C4206 2311049J25 10uF C4208 2113743E20 10uF C4209 2113743E20 10uF C4210 2104993J02 2.2uF C4211 2113743E20 10uF C4213 2311049A09 2.2uF C4214 2311049A09 2.2uF C4215 2311049A09 2.2uF C4217 2113741F49 10nF C4221 2109720D01 0.01uF C4222 2109720D14 0.1uF C4224 0882422W23 1uF C4225 2113741F18 510pF C4226 2113740L03 2.4pF C4227 2113740F27 10pF C4230 2104993J02 2.2uF C4231 2113741F49 10nF C4232 2113741F49 10nF C4233 2104993J02 2.2uF C4234 2113741F49 10nF C4235 2113741F49 10nF C4236 2113743E12 0.047uF C4242 2113740F51 100pF C4243 2113740F51 100pF C4244 2113740F51 100pF C4245 2113740F51 100pF Circuit RefMotorola Part No.Description C4246 2113740F51 100pFC4251 2113743E20 10uF C4252 2113741F25 1000pF C4253 2311049A56 4.7uF C4254 2113743E20 10uF C4255 2113740F51 100pF C4263 2113743E20 10uF C4287 2113740F51 100pF C4289 2113743E20 10uF C4301 2113740F51 100pF C4302 2113740L16 8.2pF C4303 2113740L16 8.2pF C4304 2113740L08 3.9pF C4306 2113740L01 2pF C4307 2113740F51 100pF C4308 2113743E20 10uF C4309 2113740F51 100pF C4311 2113740F51 100pF C4312 2113740F29 12pF C4314 2113740F07 1.5pF C4315 2113740F51 100pF C4316 2109720D14 0.1uF C4318 2113743E20 10uF C4321 2113740F03 1pF C4324 2113740L03 2.4pF C4325 2311049A56 4.7uF C4331 2113740L14 6.8pF C4335 2113740F51 100pF C4336 2113743E07 0.022uF C4337 2113740F44 51pF C4338 2113740F44 51pF C4351 2113740F51 100pF C4352 2113743E20 10uF C4353 2113743E20 10uF C4354 2104993J02 2.2uF C4355 2104993J02 2.2uF C4361 2113741F25 1000pF C4364 2113740F21 5.6pF C4365 2113740F07 1.5pF C4371 2113743E20 10uF C4400 2113740F67 470pF C4401 2113740F51 100pF C4402 2113741F37 3300pF C4403 2113740F23 6.8pF C4404 2113740F51 100pF C4405 2113740F51 100pF C4406 2113740F51 100pF C4407 2113740F51 100pF C4408 2113740F51 100pF C4411 2113741F37 3300pF C4412 2113740F51 100pF Circuit RefMotorola Part No.Description C4414 2113740F51 100pF C4415 2113743E07 0.022uF C4416 2113740F51 100pF C4417 2113740F38 30pF C4419 2113740F33 18pF C4420 2113740F28 11pF C4421 2113741A57 33K F C4422 2113740A55 100pF C4423 2311049A08 1uF C4425 2113741F49 10nF C4426 2113740F51 100pF C4427 2113741F37 3300pF C4428 2113741F33 2200pF C4431 2111078B23 24pF C4434 2113741F49 10nF C4435 2113740A55 100pF C4436 2311049A45 10uF C4437 2113741A57 33K F C4439 2111078B42 100pF C4440 2113741F25 1000pF C4441 2111078B18 15pF C4446 2111078B09 6.8pF C4448 2111078B29 33pF C4449 2111078B29 33pF C4451 2113741F25 1000pF C4452 2113740F30 13pF C4453 2113740F51 100pF C4455 2111078B12 9.1pF C4457 2111078B27 30pF C4458 2111078B32 39pF C4459 2113740F51 100pF C4471 2113740F51 100pF C4472 2111078B31 36pF C4473 2111078B31 36pF C4474 2113740F51 100pF C4475 2113740F21 5.6pF C4491 2111078B12 9.1pF C4492 2111078B32 39pF C4496 2111078B09 6.8pF C4497 2111078B07 5.6pF C4501 2113741F33 2200pF C4502 2113741F33 2200pF C4503 2113740F67 470pF C4504 2113741F49 10nF C4505 2311049A07 1uF C4506 2113741F33 2200pF C4507 2113740F51 100pF C4508 2113740F51 100pF C4510 2113740F51 100pF CR4301 4805649Q13 DIODE, VARACTOR CR4302 4862824C01 DIODE, VARACTOR Circuit RefMotorola Part No.Description
UHF 1-25W PCB / Schematics / Parts List4-21CR4303 4862824C01 DIODE, VARACTORCR4311 4802245J22 DIODE, VARACTOR CR4321 4862824C01 DIODE, VARACTOR D3101 4880154K03 DIODE DUAL SCHOTTKY D4001 4862824C01 DIODE, VARACTOR D4002 4862824C01 DIODE, VARACTOR D4003 4880154K03 DIODE DUAL SCHOTTKY D4004 4862824C01 DIODE, VARACTOR D4005 4862824C01 DIODE, VARACTOR D4006 4880142L01 DIODE D4007 4813833C02 DIODE, DUAL 70V D4051 4886143B01 DIODE, MIXER D4201 4802233J09 DIODE, TRIPLE D4221 4813825A05 DIODE D4401 4813833C02 DIODE, DUAL 70V D4451 4813825A05 DIODE D4471 4802482J02 DIODE D4472 4802482J02 DIODE FL3101 9180112R16 2 POLE 44.85 MHZ CRYSTAL FILTER FL3102 9180112R16 2 POLE 44.85 MHZ CRYSTAL FILTER FL3111 9180469V03 6 ELEMENT CER FILTER, 455KHz FL3112 9180469V06 6 ELEMENT CER FILTER, 455KHz FL3114 9180468V06 4 ELEMENT CER FILTER, 455KHz FL3115 9180469V04 6 ELEMENT CER FILTER, 455KHz J4401 0986166B01 MOBILE RF CONNECTOR (BNC) L3101 2462587T25 620nH L3111 2462587T25 620nH L3112 2462587T25 620nH L4003 2462587T23 470nH L4006 2462587V24 15nH L4008 2462587T23 470nH L4051 2462587T17 150nH L4053 2462587N46 27nH L4054 2462587N43 15nH L4201 2462587Q42 390nH L4221 2462587P25 12000nH L4231 2462587Q20 2200nH L4301 2462587T22 390nH L4302 2462587T22 390nH L4303 2460593C01 RESONATOR L4304 2462587T22 390nH L4305 2462587T22 390nH L4311 2462587T22 390nH L4312 2460593C01 RESONATOR Circuit RefMotorola Part No.Description L4313 2462587T22 390nHL4331 2462587T09 33nH L4333 2462587T22 390nH L4361 2462587T09 33nH L4362 2462587T09 33nH L4371 2462587T13 68nH L4401 2460591B04 11.03nH L4402 2484657R01 Ferrite Bead L4403 2462587N50 56nH L4411 2462587N44 18nH L4421 2484657R01 Ferrite Bead L4422 2460591A01 4.22nH L4436 2484657R01 Ferrite Bead L4437 2460592A01 17nH L4471 2462587T22 390nH L4472 2460592A01 17nH L4491 2460592A01 17nH L4493 2460592A01 17nH M3421 2686201B01 HEAT SPREADER Q3101 4813827A07 NPN Q3102 4813827A07 NPN Q3141 4880214G02 NPN Q3151 4880048M01 NPN Q3152 4880048M01 NPN Q4002 4813824A17 PNP Q4003 4813827A07 NPN Q4004 4805921T02 TRANSISTOR DUAL DIGITAL NPN/PNP Q4221 4880048M01 NPN Q4301 4805218N63 DIODE DUAL SCHOTTKY Q4332 4813827A07 NPN Q4333 4802245J50 TRANSISTOR DUAL NPN/PNP Q4411 4805921T02 TRANSISTOR DUAL DIGITAL NPN/PNP Q4421 4886212B01 MRF1518 Q4422 4880048M01 NPN Q4441 4886163B01 MRF1535 Q4442 4880048M01 NPN Q4471 4880048M01 NPN Q4472 4805128M27 PNP R3101 0662057A75 12K Ohm R3102 0662057A01 10 Ohm R3105 0662057A25 100 Ohm R3106 0662057A83 27K Ohm R3107 0662057A69 6800 Ohm R3108 0662057A44 620 Ohm R3111 0662057A75 12K Ohm R3112 0662057A01 10 Ohm R3113 0662057A37 330 Ohm R3115 0662057A39 390 Ohm R3116 0662057A37 330 Ohm Circuit RefMotorola Part No.Description R3117 0662057A83 27K Ohm R3118 0662057A69 6800 Ohm R3123 0662057B47 0 Ohm R3130 0662057A18 51 Ohm R3132 0662057A77 15K Ohm R3133 0662057A71 8200 Ohm R3134 0662057A73 10K Ohm R3135 0662057A51 1200 Ohm R3141 0662057A39 390 Ohm R3142 0662057A55 1800 Ohm R3144 0662057A58 2400 Ohm R3145 0662057A61 3300 Ohm R3146 0662057A45 680 Ohm R3147 0662057A75 12K Ohm R3148 0662057B47 0 Ohm R3151 0662057A73 10K Ohm R3152 0662057A73 10K Ohm R3153 0662057A73 10K Ohm R3154 0662057A73 10K Ohm R4001 0662057A97 100K Ohm R4002 0662057A37 330 Ohm R4003 0662057A63 3900 Ohm R4004 0662057A59 2700 Ohm R4005 0662057A73 10K Ohm R4007 0662057A25 100 Ohm R4012 0662057A97 100K Ohm R4013 0662057A35 270 Ohm R4014 0662057A01 10 Ohm R4016 0662057A61 3300 Ohm R4018 0662057A61 3300 Ohm R4022 0662057B47 0 Ohm R4051 0662057A18 51 Ohm R4052 0662057B47 0 Ohm R4060 0662057B10 330K Ohm R4061 0662057A73 10K Ohm R4062 0662057A53 1500 Ohm R4063 0662057A39 390 Ohm R4064 0662057B47 0 Ohm R4068 0662057A53 1500 Ohm R4069 0662057A49 1000 Ohm R4070 0662057A39 390 Ohm R4071 0662057A73 10K Ohm R4072 0662057A73 10K Ohm R4201 0662057A29 150 Ohm R4203 0662057A17 47 Ohm R4204 0662057A17 47 Ohm R4211 0662057B47 0 Ohm R4221 0662057A29 150 Ohm R4222 0662057A42 510 Ohm R4223 0662057A21 68 Ohm R4224 0662057A89 47K Ohm Circuit RefMotorola Part No.Description R4225 0662057A89 47K OhmR4228 0662057A73 10K Ohm R4241 0662057A33 220 Ohm R4251 0662057A87 39K Ohm R4252 0662057A84 30K Ohm R4261 0662057A89 47K Ohm R4263 0662057A25 100 Ohm R4301 0662057A67 5600 Ohm R4302 0662057A73 10K Ohm R4303 0662057A12 30 Ohm R4304 0662057A31 180 Ohm R4305 0662057A01 10 Ohm R4311 0662057A70 7500 Ohm R4312 0662057A67 5600 Ohm R4313 0662057A12 30 Ohm R4314 0662057A35 270 Ohm R4315 0662057B47 0 Ohm R4321 0662057A91 56K Ohm R4322 0662057A73 10K Ohm R4323 0662057A97 100K Ohm R4331 0662057A09 22 Ohm R4341 0662057B47 0 Ohm R4342 0662057A57 2200 Ohm R4343 0662057A49 1000 Ohm R4344 0662057A01 10 Ohm R4346 0662057A73 10K Ohm R4347 0662057B47 0 Ohm R4360 0662057A35 270 Ohm R4361 0662057A31 180 Ohm R4362 0662057A01 10 Ohm R4363 0662057A49 1000 Ohm R4381 0662057A41 470 Ohm R4400 0662057A43 560 Ohm R4401 0662057A36 300 Ohm R4402 0662057A05 15 Ohm R4403 0662057A36 300 Ohm R4404 0662057A89 47K Ohm R4406 0662057A97 100K Ohm R4412 0662057A69 6800 Ohm R4413 0662057A61 3300 Ohm R4415 0662057A18 51 Ohm R4416 0662057A18 51 Ohm R4418 0662057A59 2700 Ohm R4421 0662057A87 39K Ohm R4422 0662057A57 2200 Ohm R4423 0662057A87 39K Ohm R4424 0662057C13 2.7 Ohm R4425 0662057C13 2.7 Ohm R4426 0662057C13 2.7 Ohm R4427 0662057C13 2.7 Ohm R4428 0662057A58 2400 Ohm Circuit RefMotorola Part No.Description
4-22UHF 1-25W PCB / Schematics / Parts List * Motorola Depot Servicing only Reference designators with an asterisk indicate components which are not field replaceable because they need to be calibrated with specialized factory equipment after installation. Radios in which these parts have been replaced in the field will be off frequency at temperature extremes. R4429 0662057A59 2700 Ohm R4431 0680194M18 51 Ohm R4441 0662057A87 39K Ohm R4442 0662057A57 2200 Ohm R4443 0662057A87 39K Ohm R4445 0662057A58 2400 Ohm R4446 0662057B47 0 Ohm R4452 0662057A75 12K Ohm R4454 0662057A73 10K Ohm R4455 0662057A97 100K Ohm R4457 0683962T51 120 Ohm R4458 0662057A41 470 Ohm R4471 0662057A41 470 Ohm R4473 0680194M18 51 Ohm R4474 0680194M18 51 Ohm R4475 0662057A73 10K Ohm R4491 0662057A73 10K Ohm R4501 0662057A69 6800 Ohm R4502 0662057A83 27K Ohm R4504 0662057A73 10K Ohm R4505 0662057B09 300K Ohm R4507 0662057A80 20K Ohm R4508 0662057A97 100K Ohm R4509 0662057A49 1000 Ohm R4511 0662057C19 4.7 Ohm SH4301 2602641Y02 SHIELD SH4302 2602641Y02 SHIELD T4051 2505515V03 XFMR MIXER 4:1 T4052 2505515V04 XMFR MIXER 5:1 U3101 5186144B01 IC, IF U 3 111 5102463J52 QUAD ANALOG SWITCH U3115 5102463J52 QUAD ANALOG SWITCH U4201 5185963A27 IC FRACTN U4211 5105739X05 IC, VOLTAGE REGULATOR U4301 5105750U54 IC, VCO U4401 5185130C65 IC LDMOS DRIVER U4402 5113818A01 LOW POWER SUPPLY U4501 5185765B28 IC POWER CONTROL U4502 5185963A15 IC TEMPERATURE SENSOR VR4471 4813830A15 DIODE, 5.6V Y3101 4880606B09 2ND OSC XTAL 44.395 MHZ Y3102 9186145B02 455KHz DISCRIMINATOR Y4262 4886182B01 TCXO 16.8MHZ Circuit RefMotorola Part No.Description
GM328/GM338/GM398 Mobile Radios UHF Band 2 (450-527MHz) Service Information Issue: December, 2003
Computer Software Copyrights The Motorola products described in this manual may include copyrighted Motorola computer programs stored in semiconductor memories or other media. Laws in the United States and other countries preserve for Motorola certain exclusive rights for copyrighted computer programs, including the exclusive right to copy or reproduce in any form, the copyrighted computer program. Accordingly, any copyrighted Motorola computer programs contained in the Motorola products described in this manual may not be copied or reproduced in any manner without the express written permission of Motorola. Furthermore, the purchase of Motorola products shall not be deemed to grant, either directly or by implication, estoppel or otherwise, any license under the copyrights, patents or patent applications of Motorola, except for the normal non-exclusive royalty- free license to use that arises by operation of law in the sale of a product.
i Table of Contents Section 1 Model Chart and Technical Specifications 1.0 GM328/GM338/GM398 Model Chart ................................................................... 1-1 2.0 Technical Specifications ...................................................................................... 1-2 Section 2 Theory of Operation 1.0 Introduction .......................................................................................................... 2-1 2.0 UHF (450-527 MHz) Receiver ............................................................................. 2-1 2.1 Receiver Front-End ........................................................................................ 2-1 2.2 Front-End Band-Pass Filters & Pre-Amplifier ................................................. 2-2 2.3 First Mixer and High Intermediate Frequency (IF) .......................................... 2-2 2.4 Low Intermediate Frequency (IF) and Receiver Back End ............................. 2-3 3.0 UHF (450-527 MHz) Transmitter Power Amplifier (PA) 25 W.............................. 2-3 3.1 First Power Controlled Stage.......................................................................... 2-4 3.2 Power Controlled Driver Stage ....................................................................... 2-4 3.3 Final Stage ..................................................................................................... 2-4 3.4 Directional Coupler ......................................................................................... 2-5 3.5 Antenna Switch............................................................................................... 2-5 3.6 Harmonic Filter ............................................................................................... 2-5 3.7 Power Control ................................................................................................. 2-5 4.0 UHF (450-527 MHz) Frequency Synthesis .......................................................... 2-6 4.1 Reference Oscillator ....................................................................................... 2-6 4.2 Fractional-N Synthesizer ................................................................................ 2-7 4.3 Voltage Controlled Oscillator (VCO) ............................................................... 2-8 4.4 Synthesizer Operation .................................................................................... 2-9 Section 3 Troubleshooting Charts 1.0 Troubleshooting Flow Chart for Receiver ............................................................ 3-1 2.0 Troubleshooting Flow Chart for 25W Transmitter ................................................ 3-3 3.0 Troubleshooting Flow Chart for Synthesizer ........................................................ 3-6 4.0 Troubleshooting Flow Chart for VCO ................................................................... 3-7
ii Section 4 UHF PCB/Schematics/Parts Lists 1.0 Allocation of Schematics and Circuit Boards ....................................................... 4-1 1.1 Controller Circuits ........................................................................................... 4-1 2.0 UHF Band 2 1-25W PCBs / Schematics / Parts List ............................................ 4-3 UHF Band 2 (450-527 MHz) 1-25W 8485671Z03 Top Side................................... 4-3 UHF Band 2 (450-527 MHz) 1-25W 8485671Z03 Bottom Side ............................ 4-4 UHF Band 2 (450-527 MHz) Power Amplifier 1 - 25W ........................................... 4-5 UHF Band 2 (450-527 MHz) FRACN ..................................................................... 4-6 UHF Band 2 (450-527 MHz) Voltage Controlled Oscillator .................................... 4-7 UHF Band 2 (450-527 MHz) Receiver Front End ................................................... 4-8 UHF Band 2 (450-527 MHz) IF............................................................................... 4-9 UHF Band 2 PCB 8485671Z03 Parts List 1-25W................................................ 4-10
1-1 Section 1 MODEL CHART AND TECHNICAL SPECIFICATIONS 1.0 GM328/GM338/GM398 Model Chart GM Series, UHF Band 2, 450-527 MHz Model Description AZM25SHC9AA1GM328 450-527 MHz 1-25W AZM25SHF9AA5 GM338 450-527 MHz 1-25W AZM25SHN9AA8GM398 450-527 MHz 1-25W Item Description X GCN6112_ GM328 Control Head Direct Mount XGCN6114_GM338 Control Head Direct Mount X GCN6115_ GM398 Control Head Direct Mount XXIMUE6022_Tanapa WM 450-527 MHz 1-25W X IMUE6043 Tanapa WM 450-527 MHz 1-25W XXXRAE4155_BNC 470-512 MHz, 1/4 Wave Roof Mount XXXRAE4156_ BNC 470-494 MHz, 3.5 Gain Roof Mount XXXRAE4157_BNC 494-512 MHz, 5dB Gain Roof Mount X 6804113J74 GM328 User Guide X6804112J06GM338 User Guide X 6804112J07 GM398 User Guide x = Indicates one of each is required.
1-2Technical Specifications 2.0 Technical Specifications Data is specified for +25°C unless otherwise stated. General Specifications Channel Capacity GM328 GM338 GM398 4 128 160 Power Supply 13.2Vdc (10.8 - 15.6Vdc) Dimensions: H x W x D (mm) Depth excluding knobsGM328 56mm x 176mm x 177mm (add 8mm for Volume Knob) Dimensions: H x W x D (mm) Depth excluding knobsGM338 59mm x 179mm x 186mm (1 - 25W) 59mm x 179mm x 198mm (25 - 45W) (add 9mm for Volume Knob) Dimensions: H x W x D (mm) Depth excluding knobsGM398 72mm x 185mm x 188mm (add 8mm for Volume Knob) Weight GM328/GM338 1400 g Weight GM398 1500 g Sealing: Withstands rain testing per MIL STD 810 C/D/E and IP54 Shock and Vibration: Protection provided via impact resistant housing exceeding MIL STD 810-C/D/E Dust, Salt & Fog: Protection provided via environment resistant housing exceeding MIL STD 810 C/D/E