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DE

DANIELS

ELECTRONICS

UT-4B400 P25 Digital UHF Base Transmitter Instruction Manual

5-1

5

 

REVISION HISTORY

ISSUE

            

DATE

                      

DESCRIPTION        

AND       

(REASON)                                                                  

1

May 99

•  Preliminary

Summary of Contents for UT-4B420-00-000

Page 1: ... stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without the prior written consent of Daniels Electronics Ltd DE is a registered trademark of Daniels Electronic Ltd registered in the United States Patent and Trademark Office Issue Preliminary Previous Issue Issue Date May 99 Previous Issue Date Daniels Electronics Lt...

Page 2: ...e Signature Date NOTE The user s authority to operate this equipment could be revoked through any changes or modifications not expressly approved by Daniels Electronics Ltd The design of this equipment is subject to change due to continuous development This equipment may incorporate minor changes in detail from the information contained in this manual ...

Page 3: ...hibit 2 2 2 2 1 5 Allow Radio Check 2 2 2 2 1 6 Enable Status 2 2 2 2 1 7 Frequency Band 2 2 2 2 2 Channel Wide Settings 2 3 2 2 2 1 Frequency 2 3 2 2 2 2 Voice Signal Type 2 3 2 2 2 3 Squelch Type 2 3 2 2 2 4 CTCSS Tone 2 3 2 2 2 5 Enable Reverse Burst 2 3 2 2 2 6 DCS Code 2 3 2 2 2 7 DCS Invert 2 4 2 2 2 8 Enable Turn Off Code 2 4 2 2 2 9 Transmitter Power 2 4 2 2 2 10 Channel Bandwidth 2 4 2 2 ...

Page 4: ...ase Transmitter Front Panel 3 1 3 2 Digital Base Transmitter Case Exploded View 3 2 3 3 Digital Base Transmitter Block Diagram 3 3 3 4 Digital Base Transmitter Schematic Diagram 3 4 3 5 Digital Base Transmitter Main Board Component Layout Bottom 3 5 3 6 Digital Base Transmitter Main Board Component Layout Top 3 6 4 PARTS LIST 4 1 4 1 Base Transmitter Main Board Parts List 4 1 4 1 1 Base Transmitte...

Page 5: ...receivers and transmitters It is not intended for use as a component in a digital mode repeater system 1 2 Manual Organization The organization of this manual reflects the modular makeup of the UT 4 product line Each module is fully described within its respective submanual all of which are contained within this document In general each submanual contains 1 A functional description and specificati...

Page 6: ...quency Modulation Project 25 8K10F1E System Impedance 50 Ω Type N connector Duty Cycle 100 Continuous operation from 30 C to 60 C Emissions 66 dBw Transmitter Mismatch Protection 20 1 VSWR at all phase angles Operating Temperature Range 30 C to 60 C optional 40 C temperature test Operating Humidity 95 RH non condensing at 25 C Operating Voltage 13 8 Vdc Nominal range 11 to 16 Vdc 9 5 Vdc Regulated...

Page 7: ...ter Instruction Manual 1 3 Frequency Stability Standard 2 5 ppm 30 C to 60 C Optional 40C to 60C Channel Selection In 5 0 or 6 25 kHz increments selected with Radio Programming Software package Standby Current 100 mA DOC Type Approval TBA FCC Type Acceptance TBA ...

Page 8: ... conformal coated glass epoxy 2 and 4 layer printed circuit boards Gold plated module connectors Module Design Compact Eurostandard modular design Plug in modules mate with Daniels standard M3 repeater subrack Subracks modules comply with IEEE 1101 DIN 41494 and IEC 297 3 mechanical size modular arrangement External Connections RF Connection type N connector located on the transmitter module front...

Page 9: ...ramming Software A special programming cable is used to connect the serial port of an IBM compatible computer to the Digital I O port on the front panel of the Transmitter module The Radio Programming Software runs under Window 3 1 Windows 95 98 or Windows NT Analog test modes may be selected by the Radio Programming Software as well as test modes specific to Project 25 digital operation such as B...

Page 10: ...cy Transmissions This option is not currently used 2 2 1 4 Allow Radio Inhibit This setting is not currently used 2 2 1 5 Allow Radio Check This option is not currently used In future repeaters this option will allow a dispatcher to query whether the repeater is switched on or off 2 2 1 6 Enable Status This option is not currently used When the option is enabled it will allow the transmitter to tr...

Page 11: ...2 2 3 Squelch Type This option is available for ANALOG signals only and may be set to CSQ CTCSS or DCS With the CSQ option the transmitter will not send either a CTCSS subaudible tone or a DCS code along with the signal being transmitted With the CTCSS option the transmitter will send a subaudible Continuous Tone Coded Squelch System tone along with the audio signal Similarly when the DCS option i...

Page 12: ...kHz are supported for Analog channels while Project 25 channels are limited to 12 5 kHz 2 2 2 11 Deviation This is a read only field that shows the maximum amount that the transmitter frequency will deviate This field changes automatically in response to the Channel Bandwidth setting A bandwidth of 25 kHz selects a maximum deviation of 5 kHz while a bandwidth of 12 5 kHz selects a maximum deviatio...

Page 13: ...iver module to work Menu Path Setting Value Main Change View Config Radio Options Secure Hardware Equipped Yes or no according to whether or not an encryption module is installed in the transmitter Main Change View Config Features Buttons Top Button 16 Pos Rotary Switch Side Button 1 top Side Button 2 Side Button 3 Blank Channel Select Blank Blank Blank Main Change View Config Radio Options Option...

Page 14: ... installed before prolonged operation of the transmitter Moreover the surface of the Amplifier module that contacts the shell should be clean and free of foreign material The enclosure is completed by the installation of front and rear plates which are fastened to the Transmitter Main Board Transmitter alignment is performed on a module by module basis and detailed steps are provided in the respec...

Page 15: ...ncy YSelect the radio button next to the first test frequency and click on the LOW PTT button This causes an internally generated 80 Hz tone to be applied to the modulator Note the deviation of the carrier on the communications test set and click on the HIGH PTT button This causes a 3 kHz tone to be applied to the modulator Adjust the slider next to the test frequency until the measured deviation ...

Page 16: ...DEDANIELS ELECTRONICS 2 8 UT 4B400 P25 Digital UHF Base Transmitter Instruction Manual ...

Page 17: ...ange a simple channel change see section 2 2 may be all that is required A larger frequency change may involve the realignment of other modules The frequency change in question is the accumulated frequency change in relation to the frequency stamped on the label For example if the frequency were changed by 0 5 MHz from that stamped on the label then a second frequency change of 1 MHz in the same d...

Page 18: ...face mount devices that should not be removed or replaced using an ordinary soldering iron Removal and replacement of surface mount components should be performed only with specifically designed surface mount rework and repair stations complete with ElectroStatic Discharge ESD protection When removing Surface Mount Solder Jumpers it is recommended to use solder braid in place of manual vacuum type...

Page 19: ...DEDANIELS ELECTRONICS UT 4B400 P25 Digital UHF Base Transmitter Instruction Manual 2 11 This Page Intentionally Left Blank ...

Page 20: ... Base Transmitter Front Panel P25 BASE TX TRANSMITTER MODEL IDENTIFIER ON OFF KEY SWITCH TYPE N RF INPUT JACK RJ45 CONNECTOR FACTORY SET OPERATING FREQUENCY MADE IN CANADA UT 4B460 B TRANSMIT LED POWER LED 465 0000 PROG BUS A B MIC RF OUT TX PWR OFF KEY TX NORM FREQUENCY MHz MADE IN CANADA TM xT4DBM1 ...

Page 21: ...val 1 Remove Screws A four M3x8mm 2 Remove Screws B four M5x8mm 3 Hold Front Panel and Pull Case A A A A B B B B ELECTRONICS DANIELS P25 Digital Base Transmitter Instruction Manual xT4DBM2 3 2 3 2 Digital Base Transmitter Case Exploded View ...

Page 22: ...NECTOR RJ45 CONNECTOR J3 AUDIO SUMMING AMPLIFIER KEY FAIL OPTB VPP CTSOUT SB9600_BUSY LH_DATA ENABLE B24 P1 PTT OUT KEY LOAD KEY FAIL OPTB VPP CTSOUT B18 P1 PTT WTO EXT PTT PROG SWITCH EMERG A B A0 A1 A2 A3 B22 P1 TX ENC D14 P1 CLEAR KEYS 1 I P B12 P1 TX BANK A B D20 P1 TX CSEL0 D22 P1 TX CSEL1 D24 P1 TX CSEL2 Z12 P1 D16 P1 CLEAR KEYS 2 I P D26 P1 TX CSEL3 5 0 V OUT 5 0 VDC CONTROLLER RF BOARDS IN...

Page 23: ...10uF C3 1 0uF C4 10K0 R22 R9 5K0 604R0 R13 G D S 2N7002LT1 Q1 B30 B30 P1 B32 B32 P1 Z30 Z30 P1 Z32 Z32 P1 JU2 100nF C8 1 0uF C12 1K0 R10 1 2 3 4 5 6 SW1 DPDT SMB J11 Z10 Z10 P1 LPF LPF6 Z4 Z4 P1 JU7 JU8 1K0 R23 RF IN RF OUT 9 5V 13 8V ENA GND FOR REV OR MT 3 VHF UHF AMPLIFIER MODULE AUDIO IN FRONT PANEL N CONNECTOR U3 JU13 b LED1 a LED1 9 5V JU12 D20 D20 P1 LPF LPF16 D24 D24 P1 D26 D26 P1 B12 B12 ...

Page 24: ...TTOM COMPONENT LAYOUT DWG No LPF26 C16 C15 10µF 1 0µF J11 Secure Digital Transmitter Board 50072 01 B8 B1 A7 A1 RF BOARD GND 8 9V 1 20 2 LED1 SW1 J5 J4 13 8V ENA 9 5V GND 3 5 3 5 Digital Base Transmitter Main Board Component Layout Bottom DE DANIELS ELECTRONICS P25 Digital Base Transmitter Instruction Manual xT4DBM5 ...

Page 25: ...3 D8 D7 J6 1 2 20 Installed Jumpers 825R 825R LED1 SW1 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 BAS16 2N7002LT1 2N7002LT1 2N7002LT1 10K BYJ17J BYJ17J BAS16 BAS16 10K BAS16 BAS16 BAS16 1K 0R 68K1 1K 1K 1K 0R 0R 0R 0R 0R 1K 1K 1K 0R 1 0µF 10µF 1 0µF 10µF 604R 100nF 47K5 47K5 100nF 100nF 5K MC33172 47K5 1 0µF 100nF 4 7µF LP2951 15K 10K 100nF 604R 5K 100nF 1 0µF 1K 10nF ...

Page 26: ...X7R 1008 5B104K5R D1 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D2 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D3 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D4 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D5 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D6 DIODE BAS16 SWITCHING SOT23 2100 BAS16000 D7 DIODE BYD17J RECTIFIER SOD87 2101 BYD17J00 D8 DIODE BYD17J RECTIFIER SOD87 2101 BYD17J00 D9 DIODE BAS16 SWITC...

Page 27: ...SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF20 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF21 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF22 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF23 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF24 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF25 FILTER SM LPF6 EM1LPF 360pF FER 1306 T361F2D5 LPF26 FILTER SM LPF9 EM1LPF 360pF FER 1306 T361F2...

Page 28: ...UMPER 1206 1150 0B0R0000 R30 RES SM 0R0 ZERO OHM JUMPER 1206 1150 0B0R0000 SW1 SWITCH TOG DPDT ON OFF ON PC RA TBA U1 IC LP2951 PROG VOLT REG SO 8 2305 29510N08 U2 IC MC33172 DUAL OP AMP SO 8 2302 33172N08 PCB SECURE DIGITAL TRANSMITTER MAIN BOARD 50072 01 TBA 4 1 2 P25 Base Transmitter Mechanical Parts List Description Part No Qty CABLE SMB PL SMB PL RG316 11cm 7910 WP0WP011 1 CASE 14HP RF PLUG I...

Page 29: ... 5812 3M0VP06N 2 SCREW M3 X 6 PAN PHIL A2 5812 3M0PP06S 4 SCREW M3 x 8 OVAL C S PHIL A2 5812 3M0VP08S 4 SCREW M5 X 8 FLAT PHIL A2 5812 5M0FP08S 4 SHIELD RF BOARD SEC DIG TX TBA 1 SHIELD CONTROLLER BOARD SEC DIG TX TBA 1 SECURE DIGITAL TX FRONT PANEL TBA 1 SLOTTED STANDOFF 5mmOD 6 5mm L M2 5 TBA 6 STANDOFF 5mmOD 6mm L M2 5 TBA 4 WIRE TFE STRAND 24AWG RED 7121 24S19362 8 CM WIRE TFE STRAND 24AWG BLA...

Page 30: ...DEDANIELS ELECTRONICS UT 4B400 P25 Digital UHF Base Transmitter Instruction Manual 5 1 5 REVISION HISTORY ISSUE DATE DESCRIPTION AND REASON 1 May 99 Preliminary ...

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