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Contents

TB9300 Specifications Manual

August 2022

1.9.6 Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

Module Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

2.1 Reciter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

2.1.1 Identifying the Reciter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
2.1.2 Physical Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

2.2 PA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

2.2.1 Identifying the PA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
2.2.2 Physical Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

2.3 PMU. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

2.3.1 Identifying the PMU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  50
2.3.2 Physical Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  51
2.3.3 Connections. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  51

Compliance Standards. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Appendix A Frequency Response Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

Содержание TB9300

Страница 1: ...TB9300 Base Station Repeater Specifications Manual MBC 00009 26 Issue 26 August 2022 ...

Страница 2: ...lity for damage arising from use of the information contained in the document or of the equipment and software it describes It is the responsibility of the user to ensure that use of such information equipment and software complies with the laws rules and regulations of the applicable jurisdictions Enquiries and Comments If you have any enquiries regarding this document or any comments suggestions...

Страница 3: ...26 1 6 Transmitter 31 1 7 Network 36 1 7 1 Requirements for Delay Jitter Loss and Duplication 36 1 7 2 Channel Group Size 37 1 7 3 Digital Air Interface 37 1 8 System Connections 38 1 8 1 External Frequency Reference Input BNC 38 1 8 2 Ethernet Interface RJ45 38 1 8 3 System Interface DB 25 38 1 8 4 Balanced Interface 39 1 8 5 Audio Delay 40 1 8 6 Rx Gate Output 40 1 8 7 RSSI Output 41 1 8 8 Anten...

Страница 4: ...Specifications 45 2 1 Reciter 46 2 1 1 Identifying the Reciter 46 2 1 2 Physical Details 47 2 2 PA 48 2 2 1 Identifying the PA 48 2 2 2 Physical Details 49 2 3 PMU 50 2 3 1 Identifying the PMU 50 2 3 2 Physical Details 51 2 3 3 Connections 51 3 Compliance Standards 52 Appendix A Frequency Response Diagrams 54 ...

Страница 5: ...r types of alerts may be given to the reader The following paragraphs illustrate each type of alert and its associated symbol Warning This alert is used when there is a hazardous situation which if not avoided could result in death or serious injury Caution This alert is used when there is a hazardous situation which if not avoided could result in minor or moderate injury Notice This alert is used...

Страница 6: ...00005 xx TN9300 DMR Tier 3 Trunked Radio Network System Manual MNB 00003 xx Tait Core Networks Installation and Configuration Manual MNB 00012 xx Safety and Compliance Information MBA 00012 xx DMR Channel Group System Manual MNB 00010 xx The characters xx represent the issue number of the documentation Technical notes are also published from time to time to describe applications for Tait products ...

Страница 7: ...nsmitter Analog Audio Modulation Characteristics on page 34 updated Antenna Relay Output on page 41 added 22 November 2020 Changes for version 3 15 release Minor updates throughout Updated table in Channel Group Size Major updates to compliance table 21 June 2020 Changes for version 3 10 release Minor updates throughout Compliance Standards table updated Updated emission designators 20 November 20...

Страница 8: ... function 16 July 2018 Changes for version 2 50 release H5 band added Limiting deviation specifications updated General updates throughout 15 March 2018 Changes for version 2 45 release Publication Record has been switched so most recent changes appear at the top Under Analog Audio General Limiting Deviation is now 73 Frequency Bands and Sub Bands updated for clarity Issue Publication Date Descrip...

Страница 9: ...28 C 71 6 F to 82 4 F and standard test voltages as follows AC power management unit PMU 120 VAC and 230 VAC 12 V DC PMU 12 VDC 24 V DC PMU 24 VDC 48 V DC PMU 48 VDC The TB9300 is available in the following configurations 50 W single or dual base station with PMU 100 W single base station with PMU Rx only base station when no PA is available Notice The software release notes list known issues or l...

Страница 10: ...er details on test methodology and conditions of compliance testing in all countries from Tait 1 2 Frequency Bands and Sub bands Many of the performance figures in this manual are applicable to all frequency bands In some cases the figures refer to specific bands or sub bands and these are identified with the letters listed in the following table This table also indicates which base station config...

Страница 11: ...is considered to be configured as a base station with retransmission of receive frequencies Frequency Identification Frequency Band and Sub band 50W 100W B band B2 136 MHz to 156 MHz B3 148 MHz to 174 MHz C band C1 174 MHz to 193 MHz C3 216 MHz to 225 MHz G band G4 330 MHz to 380 MHz H band H1 400 MHz to 440 MHz H2 440 MHz to 480 MHz H3 470 MHz to 520 MHz H4 380 MHz to 420 MHz H5 400 MHz to 470 MH...

Страница 12: ...ower factor Total harmonic distortion THD Inrush current 230VAC 115VAC Leakage current 88 VAC to 264 VAC 50 Hz to 60 Hz 0 95 8 30 A 4 ms 15 A 4 ms 3 5 mA 240 VAC Protection Fault current input Transient suppression Overvoltage inhibit self recovering Undervoltage signal 10 A fuse 275 V MOV line to line 275 VAC 10 V 83 VAC 5 V General Input to chassis isolation Output to chassis isolation 1500 VAC ...

Страница 13: ...ted for different numbers of battery cells or for the particular requirements of base station operation Once the limits are reached the PMU will shutdown These limits are subject to the tolerances of the battery protection circuitry c The battery protection limits are set in hardware at the factory and cannot be adjusted by the user These limits will not be reached under normal operation condition...

Страница 14: ...ectronic shutdown latch 33 5 V electronic hysteric control 33 5 V Auxiliary Power Supply DC input voltage 28 V 15 DC output Voltage Current Regulation Ripple and noisea Ripple and noise rms Zero load ripple 12 V 13 65 V 3 A max 2 50 mVpp 10 mVrms 100 mVpp 24 V 27 3 V 1 5 A max 2 50 mV pp 10 mV rms 100 mVpp 48 V 54 6 V 750 mA max 2 50 mVpp 10 mVrms 100 mVpp a 100 MHz bandwidth Protection Overload s...

Страница 15: ...tted with a PMU Listed performance figures are typical The transmission measurements were taken when the base station was transmitting at the stated RF output power with all the front panel fans running The standby measurements were taken when the base station was not receiving or transmitting with no front panel fans running All measurements were carried out with no load on the auxiliary power su...

Страница 16: ...put power 5 W Maximum RF output power 50 W 860 mA 1 6 A 103 VA 191 VA 96 W 187 W Dual 50W base stationb Minimum RF output power 5 W Maximum RF output power 50 W 1 3 A 2 9 A 156 VA 348 VA 152 W 345 W b Both channels transmitting 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 1 3 A 2 1 A 2 8 A 151 VA 254 VA 338 VA 147 W 252 W 341 W K Band Single...

Страница 17: ...022 L2 Band 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 1 3 A 2 2 A 3 A 156 VA 264 VA 360 VA 152 W 261 W 357 W Standby A VA W Single 50 W and 100 W base station 355 mA 43 VA 27 W Dual 50 W base station 470 mA 56 VA 47 W Transmit Continued ...

Страница 18: ...tput power 5 W Maximum RF output power 50 W 640 mA 950 mA 148 VA 220 VA 86 W 179 W Dual 50 W base stationb Minimum RF output power 5 W Maximum RF output power 50 W 855 mA 1 6 A 197 VA 362 VA 152 W 338 W b Both channels transmitting 100 W base station Minimum RF output power 10 W 50 RF output power 50W Maximum RF output power 100 W 810 mA 1 2 A 1 6 A 186 VA 277 VA 357 VA 138 W 245 W 336 W K Band Si...

Страница 19: ...2 L2 Band 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 835 mA 1 2 A 1 6 A 192 VA 276 VA 368 VA 144 W 246 W 346 W Standby A VA W Single 50 W and 100 W base station 500 mA 114 VA 28 W Dual 50 W base station 525 mA 120 VA 46 W Transmit Continued ...

Страница 20: ... station Minimum RF output power 5 W Maximum RF output power 50 W 7 2 A 14 5 A 86 W 174 W Dual 50 W base stationb Minimum RF output power 5 W Maximum RF output power 50 W 12 4 A 28 2 A 149 W 338 W b Both channels transmitting 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 11 3 A 20 5 A 28 5 A 136 W 246 W 342 W K Band Single 50 W base station M...

Страница 21: ...nal Limited August 2022 L2 Band 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 12 A 22 A 31 1 A 144 W 264 W 373 W Standby A W Single 50 W and 100 W base station 1 8 A 22 W Dual 50 W base station 3 A 36 W Transmit Continued ...

Страница 22: ... station Minimum RF output power 5 W Maximum RF output power 50 W 3 5 A 7 1 A 84 W 171 W Dual 50 W base stationb Minimum RF output power 5 W Maximum RF output power 50 W 6 A 13 4 A 145 W 322 W b Both channels transmitting 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 5 5 A 9 8 A 13 3 A 132 W 235 W 319 W K Band Single 50 W base station Minimum...

Страница 23: ... Limited August 2022 L2 Band 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 5 7 A 10 4 A 14 4 A 137 W 250 W 346 W Standby A W Single 50 W and 100 W base station 910 mA 22 W Dual 50 W base station 1 3 A 31 W Transmit Continued ...

Страница 24: ... station Minimum RF output power 5 W Maximum RF output power 50 W 1 7 A 3 5 A 83 W 168 W Dual 50 W base stationb Minimum RF output power 5 W Maximum RF output power 50 W 2 9 A 6 5 A 139 W 312 W b Both channels transmitting 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 2 7 A 4 8 A 6 6 A 131 W 232 W 315 W K Band Single 50 W base station Minimum...

Страница 25: ... Limited August 2022 L2 Band 100 W base station Minimum RF output power 10 W 50 RF output power 50 W Maximum RF output power 100 W 2 8 A 5 1 A 7 1 A 134 W 245 W 341 W Transmit Continued Standby A W Single 50 W and 100 W base station 438 mA 21 W Dual 50 W base station 700 mA 34 W ...

Страница 26: ...e conversion superheterodyne first conversion is analog second is hybrid and third is digital Frequency increments B and C bands G H K and L2 bands 2 5 kHz and 3 125 kHz 5 kHz and 6 25 kHz Switching rangea B and C bands H1 H2 H3 bands G H4 H5 K4 bands 2 MHz 5 MHz Full band a The frequency range measured from the tuned frequency that can be used without needing to retune the front end or recalibrat...

Страница 27: ... 4 GHz General Continued Digital RF Digital unfaded sensitivitya Guaranteed Typical 120dBm 5 BER DAQ 2 0 118 5dBm 2 6 BER DAQ 3 0 118dBm 2 BER DAQ 3 4 117dBm 1 BER DAQ 4 0 122dBm 0 18μV 5 BER a Center of switching range at 25 C Digital selectivity B C and H bands G band H5 band K and L2 bands 82dB 1 BER 80dB 1 BER 79dB 1 BER 77dB 1 BER Digital spurious response attenuation 90dB Digital intermodula...

Страница 28: ...d at 60 deviation with 1 kHz d Up to 2 dB degradation at extremes of temperature FM quietinge Narrowband 113 dBm e 20 dB FM quieting measured with de emphasis on Hum and Noise Ultimate signal to noise ratio at 47 dBm f B C G and H bands K and L Bands 45 dB ANSI TIA 43 dB ANSI TIA f Up to 5 dB degradation at extremes of switching range and temperature Selectivityg B C G and H bands K and L Bands g ...

Страница 29: ... 5 and 10 MHz 100 dB ETSI 110 dB ETSI 100 dB ANSI TIA 100 dB ANSI TIA 110 dB ANSI TIA 100 dB ANSI TIA Co channel rejection Narrowband 8 dB Amplitude characteristicj 3 dB ETSI j RF Input Level 107 dBm to 13 dBm Analog RF Analog Audio General Frequency response FM demodulator to G 711 Bandwidth subaudible signaling enabled Bandwidth subaudible signaling disabled De emphasis Pre emphasis Flat 339Hz 3...

Страница 30: ...ical 67 Hz to 240 Hz a 1 kHz at 60 system deviation CTCSS at 10 system deviation Tone detect Tone squelch opening better than 6 dB SINAD Tone detect bandwidth Accept Reject Response time open 2 Hz typical 3 6 Hz typical 150 ms typical Analog Audio Gating Operation SINAD gating Opening level Accuracy RF hysteresis Opening time Closing time 6 dB to 20 dB SINAD 3 dB 4 dB 60 ms typical 60 ms typical ...

Страница 31: ...for the TB9300 They are available for the TB9400 where B2 and B3 bands can be replaced by the B1 band Frequency increments B and C bands G4 H K and L2 bands 2 5 kHz and 3 125 kHz 5 kHz and 6 25 kHz Frequency stabilitya 0 5 ppm 30 C to 60 C 22 F to 140 F a For K band 700 MHz the internal frequency reference accuracy is inadequate and an external reference must be used The stability of this referenc...

Страница 32: ...to maintain 100 duty cycle into mismatched loads Adjacent channel power All modulation types Steady state Transient 60 dBc EN 300 113 EN 300 086 50 dBc EN 300 113 Modulation fidelity 2 Intermodulation 40dBc with interfering signal at 30dBc at TB9300 base station RF output For Europe 70dB ratio is achieved using an external Circulator Isolator with a minimum isolation of 30dB and less than 0 5dB in...

Страница 33: ...z h Transmit frequency below 470 MHz i Transmit frequency above 470 MHz Transient behavior B and H bands complies with EN 300 113 General Continued Simulcast Launch time accuracya 1 5 µs a Launch time offset adjustable in 1 µs increments Deviation accuracy 0 2 dB Frequency accuracyb 1 Hz b Carrier frequency offset adjustable in 0 1 Hz increments Supported simulcast modulation schemes DMR 4FSK c Fo...

Страница 34: ...o Modulation Characteristics Frequency Response G 711 to FM modulator Bandwidth subaudible signaling enabled Bandwidth subaudible signaling disabled Pre emphasized response Flat response 307Hz 3kHz 134Hz 3kHz within 1 3dB of a 6dB octave pre emphasis curve ref 1kHz within 0 5 1 5dB of output level at 1kHz For more information refer to Appendix A Frequency Response Diagrams on page 54 Distortion 2 ...

Страница 35: ...Specifications 35 Tait International Limited August 2022 Generated tone distortion 1 2 maximum Generated tone flatness flat across 67 Hz to 250 3 Hz to within 1 dB Modulation level Adjustable Modulated distortion 5 Analog Audio CTCSS Continued ...

Страница 36: ...e and U plane are telco terms for distinguishing call setup and user traffic 0 01 Packet Loss 0 01 Latency 40 ms 150 ms Jitter 20 ms 100 ms Skew 40 ms recommended 270 ms Minimum bandwidth for user traffic voice control channel packet data 64 kbit s per physical channel Minimum bandwidth to carry management traffic web logs SNMP 100 kb s per site Minimum bandwidth to meet jitter requirements on a n...

Страница 37: ...utors are the number of active receivers that will contribute to a voted output In systems with a mixture of Series 1 and Series 2 base stations the channel group sizes in the above table will depend on whether the chan nel group master is a Series 1 or Series 2 base station 1 7 3 Digital Air Interface Series 1 Series 2 Channel Type Vote Contributors Channel Group Size Channel Group Size All DMR t...

Страница 38: ...a 10 MHz or 12 8 MHz Lock range 50 Hz Input level 500 mVpp to 5 Vpp Input impedance 1 kΩ a Automatically detected by the reciter Transceiver 10 100 Base Tx Rx Auto MDIX IEEE spec IEEE 802 3 and 802 3u External General Purpose Digital Inputs Input low threshold VIL 0 6 V Input high threshold VIH 2 3 V Internal pull up 5V 10 kΩ Input source current IIL 1 mA VIL 0 V Continuous input voltage VIN 30 V ...

Страница 39: ... Impedance balance about earth ITU T G 117 46 dB Frequency response speech setting 300 Hz to 3 kHz Passband ripple compared with 1kHz 3 dB to 1 dB Distortion RF to line Applicable over a level adjustment range up to the audio headroom limit Applicable over the entire frequency response range 3 Line Input Balanced Audio headroom 10 dBm Input Level Range For an output signal of 60 deviation at 1kHz ...

Страница 40: ... Rx Gate Output The Rx gate output indicates a valid analog received signal Logic state Active low Logic type Open drain transistor connection The Rx Gate output is not the same as an M wire output Large negative voltages traditionally associated with E M signaling can damage the reciter hardware when applied directly Tait offers an isolation adapter that provides E M isolated signaling order numb...

Страница 41: ...nna relay operation applies to analog conventional mode when using DMR firmware Parameter Value Unit Configurable RF input range 120 60 dBm Configurable output range 1 4 5 V Maximum output range Series 1 0 8 4 6 V Maximum output range Series 2 0 5 4 9 V Accuracy 300 mV Response time 70 ms Output impedance 100 Ohm Electrical Characteristics Parameter Specification Comments Low voltage level 0 4 V A...

Страница 42: ...ted signaling order number TBC101A Logic state Active low 1 8 10 1PPS Timing Reference Input BNC Electrical Characteristics Parameter Specification Comments Low voltage level 0 8 V Input active High voltage level 2 V Input inactive Input hysteresis 0 4 V Input resistance 10 kΩ To 5 rail Maximum external pull up voltage 20 V Input low threshold VIL 0 6 V Input high threshold VIH 2 3 V Input termina...

Страница 43: ...n required in the Tx path at the Rx frequency A 100 W transmitter is assumed The quoted attenuation will ensure no more than 1 dB of receiver desensitization from the specified sensitivity with a 5 dB margin built in 1 9 3 Operating Temperature Range Number of channels 4000 Channel change time 300 ms 60 65 70 75 0 5 10 15 20 Rx path attenuation at Tx frequency Tx path attenuation at Rx frequency d...

Страница 44: ... 121 W 219 W 231 W 413 Btu h 747 Btu h 788 Btu h G H Band Single 50 W base station Dual 50 W base station 100 W base station 137 W 244 W 245 W 467 Btu h 833 Btu h 836 Btu h K Band Single 50 W base station Dual 50 W base station 100 W base station 151 W 245 W 257 W 516 Btu h 837 Btu h 878 Btu h L2 Band 100 W base station 257 W 878 Btu h Dimensions Height Width Length Subrack only Including front pa...

Страница 45: ...specifications for the individual modules used in the TB9300 base station Reciter PA PMU Notice The software release notes list known issues or limitations of the base station that may vary from the specifications published in this document Please refer to the current software release notes for any vari ations to the specifications in this document ...

Страница 46: ...e availability of specific models and options Product Code Description T01 01105 XXXX Frequency Band and Sub band C 136 MHz to 156 MHz B2 band D 148 MHz to 174 MHz B3 band E 174 MHz to 193 MHz C1 band F 216 MHz to 225 MHz C3 band G 330 MHz to 380 MHz G4 band K 400 MHz to 440 MHz H1 band L 440 MHz to 480 MHz H2 band M 470 MHz to 520 MHz H3 band U 380 MHz to 420 MHz H4 band S 400 MHz to 470 MHz H5 b...

Страница 47: ... RF input Transmit forward RF output Recommended SMA torque Control alarm and 28 VDC input External reference frequency input 1PPS input Ethernet System inputs and outputs BNC female SMA female 0 6 N m 5 lbf in 20 way IDC male BNC female BNC female RJ45 DB 25 connector Dimensions Height Width Length 144 mm 5 7 in 54 6 mm 2 1 in 321 5 mm 12 7 in Weight 2 4 kg 5 3 lb ...

Страница 48: ...nation of features is necessarily available in any one PA Consult your regional Tait office for more information regarding the availability of specific models and options Product Code Description T01 01136 XXXX Frequency Band C 136 MHz to 174 MHz B band E 174 MHz to 193 MHz C1 band F 216 MHz to 225 MHz C3 band H 330 MHz to 380 MHz G4 band J 380 MHz to 520 MHz H band N 762 MHz to 870 MHz K4 band a ...

Страница 49: ...a front panel fan Connectors 28 VDC Input RF Input Recommended SMA Torque RF Output Control and Alarm Phoenix MVSTBR2 5HC 2 ST 5 08 female SMA female 0 6 N m 5 lbf in N type female 16 way IDC male Dimensions Height Length Width 50 W PA 100 W PA 86 mm 3 4 in 350 mm 13 8 in 144 mm 5 7 in 177 mm 7 in Weight 50 W PA 100 W PA 4 6 kg 10 1 lb 5 9 kg 13 0 lb ...

Страница 50: ...fice for more information regarding the availability of specific models and options Product Code Description TBAXXXX XXXX 3 PMU TBA3XXX XXXX 0 default TBA3XXX XXXX 0 AC module not fitted A AC module fitted TBA3XXX XXXX 0 DC module not fitted 1 12 V DC module fitted 2 24 V DC module fitted 4 48 V DC module fitted TBA3XXX XXXX 0 standby power supply card not fitted 1 12 VDC standby power supply card...

Страница 51: ...y do not refer to the wiring and connectors built into the PMU itself AC input Connector type Current rating IEC female 6 A DC inputa Connector type Recommended screw torque Connector current rating Flexible wire sizeb Flexible wire cross sectionb M6 screw into threaded fitting on bus bar 2 2 5 N m 18 20 lbf in a Battery b For a length of 1 5 m to 2 m 5 ft to 6 5 ft typical the DC input leads shou...

Страница 52: ...dards only apply to equipment operating as an integral part of a TB9300 base station You can obtain further details of test methods and the conditions that apply for compliance testing in all countries from Tait Notice The software release notes list known issues or limitations of the base station that may vary from the specifications published in this document Please refer to the current software...

Страница 53: ...s been tested and approved to the following standards B2 B3 Band C1 Band C3 Band H Band K4 Band L2 Band 50 W 100W 50 W 100W 50 W 100W 50 W 100W 100W DMR MPT CFR Title 47 Parts 22 and 90 USA a a RSS 119 CANADA a a EN 300 113 CE b b AS NZS 4768 Appendix A b b Anatel Act 944 2018 BRAZIL Anatel Act 943 2018 RF Analog CFR Title 47 Parts 22 and 90 FCC a a EN 300 086 b b AS NZS 4295 Appendix B b b EMC CF...

Страница 54: ... A Frequency Response Diagrams This appendix shows the transmitter and receiver frequency response diagrams Figure A 1 Receiver frequency response 20 10 0 10 200 400 600 800 1000 1500 2000 2500 3000 3500 Frequency Hz Response dB Actual Response TIA 603 D maximum TIA 603 D minimum Receiver Frequency Response Deemphasis ...

Страница 55: ...r frequency response 20 10 0 10 500 1000 1500 2000 2500 3000 Frequency Hz Response dB Actual Response TIA 603 D maximum TIA 603 D minimum Transmitter Frequency Response Flat 20 10 0 10 500 1000 1500 2000 2500 3000 Frequency Hz Response dB Actual Response TIA 603 D maximum TIA 603 D minimum Transmitter Frequency Response Preemphasis ...

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