I N STRUCTI ON M AN UAL I nnovat or LX Series Power Am plifier Assem bly AXCERA, LLC 103 FREEDOM DRI VE P.O. BOX 525 LAWRENCE, PA 15055- 0525 USA ( 724) 873- 8100 • FAX ( 724) 873- 8105 w w w . axcer a. com • info@axcera.
LX Series Pow er Am plifier Assem bly Table of Cont ent s TABLE OF CON TEN TS CHAPTER 1 I NTRODUCTI ON SECTI ON PAGE 1.1 Manual Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1- 1 1.2 Assem bly Designat ion Num bers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1- 1 1. 3 Safet y. . . . . . . . . . . . . . . . . . . . . . . . .
LX Series Pow er Am plifier Assem bly Table of Cont ent s TABLE OF CON TEN TS - ( Cont inue d) 5.4 UHF Trap Filt er Assem bly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5- 5 5.4.1 The Effect s of Tuning t he Out put Trap Filt er . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5- 6 APPENDI CES APPENDI X A I NNOVATOR LX SERI ES SPECI FI CATI ONS APPENDI X B DRAWI NGS AND PARTS LI STS LX Ser ies, Rev.
LX Series Pow er Am plifier Assem bly Table of Cont ent s LI ST OF FI GURES FI GURE PAGE 3- 1 3- 2 3- 3 1 kW Minim um Vent ilat ion Configurat ion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3- 4 Front and Rear View Reconnect ion Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3- 5 Rear View of LX Series Translat or . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LX Series Pow er Am plifier Assem bly Table of Cont ent s LI ST OF TABLES TABLE 2- 1 2- 2 2- 3 2- 4 2- 5 3- 1 3- 2 3- 3 3- 4 3- 5 3- 6 3- 7 3- 8 3- 9 3- 10 3- 11 3- 12 3- 13 3- 14 3- 15 3- 16 3- 17 3- 18 3- 19 3- 20 3- 21 3- 22 3- 23 3- 24 3- 25 PAGE LX Series Power Am plifier Assem blies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2- 1 Power Am plifier St at us I ndicat ors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion Ch a pt e r 1 I ntroduction This m anual explains t he inst allat ion, set up, alignm ent , and m aint enance procedures for t he Power Am plifier Assem bly for t he I nnovat or LX Series t ranslat or. I t is im port ant t hat you read all of t he inst r uct ions, especially t he safet y inform at ion in t his chapt er, before you begin t o inst all or operat e t he unit .
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion Ve nt ila t ion – Openings in t he cabinet s and m odules front panels are provided for vent ilat ion. To ensure t he reliable operat ion of t he am plifier assem bly, and t o pr ot ect t he unit fr om ov er heat ing, t hese openings m ust not be blocked. screened m arkings on t he m odules and boar ds. Wat er- based cleaner s can be used, but do not sat ur at e t he com ponent s.
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion When shipping an it em t o Axcera, please include t he MRA# on t he packing list and on t he shipping cont ainer. The packing slip should also include cont act inform at ion and a brief descript ion of why t he unit is being ret urned.
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion F W ARN I N G!!! × H I GH VOLTAGE Ø DO NOT ATTEMPT TO REPAI R OR TROUBLESHOOT THI S EQUI PMENT UNLESS YOU ARE FAMI LI AR W I TH I TS OPERATI ON AND EXPERI ENCED I N SERVI CI NG HI GH VOLTAGE EQUI PMENT. LETHAL VOLTAGES ARE PRESENT W HEN POW ER I S APPLI ED TO THI S SYSTEM. I F POSSI BLE, TURN OFF POW ER BEFORE MAKI NG ADJUSTMENTS TO THE SYSTEM.
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion EMERGENCY FI RST AI D I NSTRUCTI ONS Per sonnel engaged in t he inst allat ion, oper at ion, or m aint enance of t his equipm ent ar e ur ged t o becom e fam iliar w it h t he follow ing r ules bot h in t heor y and pr act ice. I t is t he dut y of all oper at ing per sonnel t o be pr epar ed t o giv e adequat e Em er gency Fir st Aid and t her eby pr ev ent av oidable loss of life. RESCUE BREATHI NG 1.
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion dBm , dBw , dBm V, dBµ µ V, & VOLTAGE EX PRESSED I N W ATTS 5 0 Oh m Sy st e m WATTS 1,000,000,000,000 100,000,000,000 10,000,000,000 1,000,000,000 100,000,000 10,000,000 1,000,000 100,000 10,000 1,000 100 50 20 10 1 0.1 0.01 0.001 0.0001 0.00001 0.000001 0.0000001 0.00000001 0.000000001 0.0000000001 0.00000000001 0.
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion USEFUL CON VERSI ON FACTORS TO CONVERT FROM TO MULTI PLY BY m ile ( US st at ut e) kilom eter (km ) inch ( in) millimeter (mm) inch ( in) cent im et er ( cm ) inch ( in) meter (m) f oot ( f t ) meter (m) yard ( yd) meter (m) m ile per hour (m ph) kilom eter per hour(km / hr) mile per hour ( m ph) m et er per second ( m / s) pound ( lb) kilogram (kg) gallon ( gal) lit er U.S. liquid ( One U.S. gallon equals 0.
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion ABBREVI ATI ON S/ ACRON YM S AC Alt ernat ing Current PCB Print ed circuit board AFC Aut om at ic Fr equency Cont r ol QAM Quadrat ure Am plit ude Modulat ion ALC Aut om at ic Level Cont rol AM Am plitude m odulation AGC Aut om at ic Gain Cont rol AW G Am erican wire gauge BER Bit Error Rat e BW Bandwidt h DC Direct Current D/ A Digit al t o analog dB Decibel dBm Decibel referenced t o 1 m illiwat t dBm V Decib
LX Series Pow er Am plifier Assem bly Chapt er 1, I nt r oduct ion RETURN LOSS VS. VSW R 0 - 10 - 20 R E T U R N L O S S - 30 dB - 40 - 50 - 60 - 70 1.001 1.01 1. 1 VSW R LX Series, Rev . 0 1- 9 2.
LX Series Pow er Am plifier Assem bly Chapt er 2, Am plifier Assem bly Descript ion & Rem ot e Cont r ol Connect ions Ch a pt e r 2 Am plifier Assem bly Descript ion & Rem ot e Cont rol Connect ions ex cit er / dr iv er . The out put of t he am plifier assem bly at t he “ N” connect or J205 is cabled t o A9 t he bandpass filt er for t he sy st em . The filt er ed out put can con n ect t o ( A10) t he Opt ional 1 sect ion or 2 sect ion t r ap filt er t hat pr ovides even m ore filt ering as needed.
LX Series Pow er Am plifier Assem bly Chapt er 2, Am plifier Assem bly Descript ion & Rem ot e Cont r ol Connect ions t o J200 t he RF input t o t he PA Assem bly. This m odule cont ains RF m onit oring circuit ry for bot h an analog and a digit al syst em . Cont rol and m onit oring lines t o t he Power Am plifier m odule are rout ed t hrough t he float ing blind- m at e connect or of t he Cont r ol & Monit oring/ Power Supply m odule.
LX Series Pow er Am plifier Assem bly Chapt er 2, Am plifier Assem bly Descript ion & Rem ot e Cont r ol Connect ions Table 2- 2. Pow er Am plifier St at us I ndicat or LED ENABLED ( Green) DC OK ( Green) TEMP ( Green) MOD OK ( Green) FUN CTI ON When lit Gr een, it indicat es t hat t he PA is in t he Oper at e Mode. I f a Mut e occurs, t he PA will rem ain Enabled, unt il t he input signal is ret urned. When lit Gr een, it indicat es t hat t he fuse pr ot ect ed DC input s t o t he PA m odule are OK.
LX Series Pow er Am plifier Assem bly Chapt er 2, Am plifier Assem bly Descript ion & Rem ot e Cont r ol Connect ions I f t he t r anslat or does n ot sw it ch t o Operat e when t he operat e m enu is sw it ched t o Oper at e, check t hat all fault s ar e clear ed and t hat t he r em ot e cont r ol t erm inal block st and- by signal is not act iv e. • Ent e r ing Ope r a t e M ode En t ering t he operat e m ode can be init iat ed a few differ ent w ay s by t he t r anslat or cont r ol boar d.
LX Series Pow er Am plifier Assem bly • Chapt er 2, Am plifier Assem bly Descript ion & Rem ot e Cont r ol Connect ions t herefore det ect ors of power am plifiers ar e calibr at ed at t heir fr equency of use. The det ect ors for Syst em RF m onit oring are also calibrat ed at t he desired fr equency of use. Receipt of a “ St andby CMD” over t he serial int erface. Ope r a t in g Fr e qu e n cy The LX Series t ranslat or cont roller is designed t o operat e on UHF and VHF fr equencies.
LX Series Pow er Am plifier Assem bly Signa l N a m e Pin Designat ions RMT AUX I O 1 TB30- 4 RMT AUX I O 2 TB30- 5 RMT Translat or Oper at e RMT Tr anslat or St and- By TB30- 6 TB30- 7 RMT Power Raise TB30- 8 RMT Power Low er TB30- 9 RMT Sy st em Reflect Pow er TB30- 10 RMT Syst em Visual/ Forward Pow er TB30- 11 RMT Syst em Aural Pow er TB30- 12 RMT Spare 1 RMT Spare 2 TB30- 13 TB30- 14 Sy st em Reflect Pow er TB31- 13 Syst em Visual / For w ar d Pow er TB31- 14 Syst em Aural Pow
LX Series Pow er Am plifier Assem bly Signa l N a m e Pin Designat ions DLC Volt age UC AGC # 2 Volt age RMT Ground RMT Ground RMT + 12 VDC RMT - 12 VDC LX Series, Rev. 0 TB31- 5 TB30- 15, and 17 TB31- 1, 2, 6 t o 12, and 17 TB30- 16 TB31- 16 TB30- 18 TB31- 18 Chapt er 2, Am plifier Assem bly Descript ion & Rem ot e Cont r ol Connect ions Signa l Type/ Descript ion Processor m odule for digit al syst em RF out put power cont rol.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Ch a pt e r 3 Sit e Considerat ions, I nst allat ion and Set up Procedures Ther e ar e special consider at ions t hat need t o be t ak en int o account befor e t he LX Series Power Am plifier Assem bly and excit er/ driver assem bly can be inst alled.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es condit ions, condensat ion m ay occur on, or w or se in, t he t ranslat or. Now t hat t he am ount of heat t hat m ust be rem oved is known, t he next st ep is t o det erm ine how t o accom plish t his. The opt ions are air condit ioning, vent ilat ion, or a com binat ion of t he t wo.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es not be carried in wit h t he cooling air. 5. The ex haust should be locat ed as high as possible. Som e duct ing is usually required t o insure t he com plet e flushing of heat ed air w it h no st agnant ar eas. 6. The filt er area m ust be large enough to insure a m axim um air velocit y of 300 feet per m inut e t hrough t he filt er.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Figur e 3- 1. 1 kW Minim um Vent ilat ion Configurat ion ar e t w o t hum b scr ew s on t he fr ont panel t hat hold each of t he m odules in place. 3 .2 Unpack ing t h e Ch a ssis w / m odu le s, ba n dpa ss a n d opt ion a l t rap filt ers 3 .
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es be rem oved from t he rear of t he chassis assem bly. Figur e 3- 2. Front and Rear View Reconnect ion Draw ing Connect t he t ransm ission line for t he ant enna sy st em t o t he out put of t he opt ional t rap filt er. A BNC sam ple j ack of t he out put on t he t r ap filt er can be used for t est pur pose. 3 .
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Figur e 3- 3: Rear View of LX Ser ies Tr anslat or J2 5 J2 1 TB0 2 TB3 0 J1 8 TB3 1 J9 J6 J2 4 J1 1 J1 9 J3 2 J5 J3 4 Table 3- 1: Rear Chassis Connect ions for t he LX Ser ies Tr anslat or .
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es char act er s ar e specia l char act er s used t o navigat e up or down t hrough t he m enu scr eens. Display t ext flashes on discr et e fault condit ions for all scr eens t hat display a fault condit ion. 3 .5 .
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Table 3- 5: Menu 11 - Er r or List Access Scr een S Y S T E E R R O R ↑ M L E R R O R I S E T N T ↓ D 6 0 S I S P L A Y S T B This screen of t he t ranslat or show s t he current num ber of errors and provides operat or access t o v iew t he er r or list . This is t he ent r y point t o Menu 20. I f ENT is pushed, go t o Menu 20.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Table 3- 9: Menu 30 - Tr anslat or Dev ice Det ails Scr een S X P Y S T M T R O W E E R ↑ M I N S D U E T O P P P A E L I R Y L A : S T E O K M O D E E C ↓ S This scr een of t he t r anslat or allow s access t o t he t r anslat or par am et er s of inst alled devices. The syst em is configur ed t o know w hich devices ar e pr esent .
LX Series Pow er Am plifier Assem bly Syst em Com ponent Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Param et er Ext . Power Am plifier Modules Det ails ( Only in high power syst em s) Norm al Fault ed ( Blinking) FORWARD POWER REFLECTED POWER AMP 1 CURRENT AMP 2 CURRENT TEMPERATURE CODE VERSI ON xxx% xxx% xx.xA xx.xA xxC x.x xxx% xxx% xx.xA xx.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Table 3- 14: Menu 40- 2 - Tr anslat or Set - up: Fr equency Select Scr een T 0 R 3 A N F T S R A ↑ M I E Q B L T U E T E ( ↓ E N O + R C R ) S Y C E E S U S T E S C L T U E O P C T M ( - ) This scr een of t he t r anslat or is allow s access t o t r anslat or fr equency set - up param et ers. The choices of t his scr een ar e 'TABLE' or 'CUSTOM'.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Table 3- 18: Menu 40- 6 - Tr anslat or Set - up: Serial Address Scr een T 0 R 4 A N S S E ↑ M I R I T A ↓ T L E ( + R A D ) S D E R T E E S C S U S P 5 ( - ) This scr een allow s t he user t o set t he ser ial addr ess of t he t r anslat or . The default address is 5. This value and all ot her set - up param et ers, are st ored in non- volat ile m em ory.
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es Table 3- 22: Menu 40- 10 - Tr anslat or Set - up: Syst em Reflect ed Pow er Calibrat ion T 0 R 6 A N S R ↑ S Y E M I S T F L T E E ↓ T E M C T ( + R C A P ) S L W E E I R S T B R X U A . C P T X ( E % - ) This scr een is used t o adj ust t he calibr at ion of t he sy st em 's r eflect ed pow er .
LX Series Pow er Am plifier Assem bly Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es set s a linear circuit v olt age t hat is cont rolling a non- linear power circuit . VI DEO LOSS: This indicat es t he loss of Video t o t he m odulat or, when Red. I f a problem occurred during t he set up and operat ion procedures, refer t o Chapt er 5, Det ailed Alignm ent Procedures, of t his m anual for m ore inform at ion.
LX Series Pow er Am plifier Assem bly DC OK - This illum inat es Green when t he DC out put s t hat connect t o t he m odules in t he t ranslat or are present . POW ER AMPLI FI ER MODULE LEDs ON FRONT PANEL St a t u s I n dica t or s: ENABLED - This illum inat es Green w hen t he PA is in operat e. Chapt er 3, Sit e Considerat ions, I nst allat ion and Set up Procedur es TEMP - This illum inat es Green when t he t em perat ure of t he heat sink in t he PA is below 78° C.
LX Series Pow er Am plifier Assem bly Chapt er 4, Cir cuit Descr ipt ions Ch a pt e r 4 Circuit Descriptions The RF from t he excit er/ driver assem bly connect s fr om t he RF Out put “ N” Jack J25, through a RG- 55 cable, t o t he PA RF I nput SMA Jack J200, locat ed on t he r ear of t he PA chassis assem bly. The RF I nput is cabled t hrough UT - 141 t o port J111 on t he m ain chassis. Jack J1 on t he PA m odule assem bly connect s t o t he J111 port when t he m odule assem bly is slid int o place.
LX Series Pow er Am plifier Assem bly Chapt er 4, Cir cuit Descr ipt ions The am plificat ion cir cuit consist s of LDMOS t ransist ors Q1 and Q2 connect ed in parallel and operat ing class AB. The paralleling net work is achieved wit h t he aid of 3 dB couplers U3 and U4. The quiescent cur r ent set t ings ar e achiev ed by m eans of pot ent iom et ers R6 and R10. C39 and C38 are adj ust ed for best r esponse. The set t ings ar e fact or y im plem ent ed and should not be alt ered.
LX Series Pow er Am plifier Assem bly 4 .1 .6 ( A5 ) Am plifier Cont rol Board ( 1 3 0 1 9 6 2 ; Appendix B) The am plifier cont rol board provides LED fault and enable indicat ions on t he front panel of t he m odule and also perform s t he following funct ions: overdriv e cut back , w hen t he dr iv e lev el r eaches t he am ount needed t o at t ain 110% out put power; and overt em perat ure, VSWR, and overdrive fault s.
LX Series Pow er Am plifier Assem bly am plifier U17 or U18 at high current shut down should be great er t han 15 Am ps. U14B is used t o t urn Off t he gat e of Q10 in t he event of high power supply volt age, approxim at ely + 35.4 VDC. U14A is used t o keep t he FET disabled in t he ev ent of low pow er supply v olt age, approxim ately + 25.4 VDC. Chapt er 4, Cir cuit Descr ipt ions t o J6 pins 1 & 2 on t he board wand is wired t o t he com parat or I C U10B.
LX Series Pow er Am plifier Assem bly and connect ed t o t he Reflect ed Pow er Shut dow n cir cuit at CR28. The low shut s off Q14 causing pin 3 t o go high t hat is connect ed t o t he inv er t er U15C. The out put of U15C goes low producing a Reflect ed Pow er Fault t hat is connect ed t o an out put of t he boar d, t he Fault Aler t circuit and also shut s down Am plifier # 1. Gain of t he power m easurem ent s is com plet ed t hrough soft w are.
LX Series Power Am plifier Assem bly Chapt er 5, Det ailed Alignm ent Procedures Ch a pt e r 5 Det ailed Alignm ent Procedures This Power Am plifier Assem bly along wit h t he t r anslat or w as aligned at t he fact or y and should not require addit ional adj ust m ent s t o achieve norm al operat ion. on t he rear of t he chassis assem bly.
LX Series Power Am plifier Assem bly Chapt er 5, Det ailed Alignm ent Procedures t he linearit y and phase predist ort ion t o com pensat e for any nonlinear response of t he Power Am plifier. The adj ust m ent s ar e locat ed on t he fr ont panel of t he I F Processor m odule. ALTERNATE I F ( DS7) – Red I ndicat es t hat an ext ernal 45.75 MHz I F is not present t o t he m odulat or. 10 MHz PRESENT ( DS2) – Red I ndicat es t hat an ext ernal 10 MHz reference in not present t o t he m odulat or.
LX Series Power Am plifier Assem bly Chapt er 5, Det ailed Alignm ent Procedures locat ed on t he fr ont panel of t he m odulat or, as necessary, for t he ± 15kHz deviat ion. DS1, AGC Cut back, j ust st ar t s t o flash. Ret ur n t he out put pow er of t he t r anslat or to 100% . I F Pr oce ssor M odu le Asse m bly 5 .2 .1 Line a r it y Cor r e ct ion Adj ust m e nt Verify t hat all red LEDs locat ed on t he I F Processor front panel are ext inguished.
LX Series Power Am plifier Assem bly Chapt er 5, Det ailed Alignm ent Procedures Figur e 5- 1. Typical Red Field Spect rum N ot e : The fr e que ncy r e sponse a dj u st m e n t is don e a t I F, so t h e fr e qu e n cy cu t - in point s w ill be r e ve r se d a t t h e UH F fr e qu e n cie s. 5 .2 .
LX Series Power Am plifier Assem bly Chapt er 5, Det ailed Alignm ent Procedures Exam ple is for 1000 Wat t t ranslat or. t he Sy st em Errors Menu. Turn t he power adj ust pot slight ly CCW and t he fault should be clearable on t he Syst em Error Menu. Tur n t he pot CW unt il t he Fault appear s. The r eflect ed out put pow er is now calibr at ed. • Sync + black 0 I RE set up/ w at t m et er = 595 w at t s • Sync + black 7.
LX Series Power Am plifier Assem bly Chapt er 5, Det ailed Alignm ent Procedures adj ust m ent s. The Trap Filt er is com prised of four t rap sect ions connect ed t o t he m ain t ransm ission line. effect t he Not ch Dept h in addit ion t o t he Cent er Fr equency . The v ar iable t hat is being adj ust ed wit h t his procedure is t he lengt h of t he Cent er Conduct or inside t he Tr ap Filt er . The gap bet w een t he Tr ap and t he Main Line should not be changed.
LX Series Power Am plifier Assem bly Chapt er 5, Det ailed Alignm ent Procedures Out put Tr ap Filt er for at least one hour t o allow for warm- up dr ift . This com plet es t he det ailed alignm ent procedures for t he LX Series t ranslat or. The Translat or is ready for norm al operat ion. I f a problem occurred during t he alignm ent , help can be found by calling Axcer a field suppor t at 724- 873- 8100. LX Series, Rev.
APPENDI X A LX SERI ES SYSTEM SPECI FI CATI ONS
InnovatorLX(Preliminary) LowPowerTransmitter10W-6kW Designedtoprovidebroadcasterswithaproductthatwillmeettheirneedslike noothersolutiononthemarket,thisnewlowtomediumpowertransmitter lineusesthelatestLDMOSdevicesforbroadbandoperationacrosstheentire UHFband.Thisallowsuserstominimizesparepartsstock,whichisespecially importanttogroupownersandnetworks,andalsoenablessimpleand inexpensivechannelchanges.
InnovatorLX(Preliminary) LowPowerTransmitter10W-6kW VisualPerformance VisualPerformance(continued) FrequencyRange 470to806MHz CarrierStability(Transmitters) Standard ±1kHz Optional ±350Hz w/PFC ±1Hz FrequencyTranslationStability(Translators) Standard ±1kHz Optional ±350Hz w/PFC ±1Hz RegulationofRFOutputPower 3% OutputVariation(Over1Frame) 2% SidebandResponse -1.25MHzandbelow -20dB -0.75to-0.5MHz +0.5db,-2dB -0.5to+3.
APPENDI X B DRAWI NGS AND PARTS LI STS
LX Series Power Am plifier Assem bly Appendix B, Drawings and Part s List s LX Se r ie s H igh Pow e r Syst e m LX Series Am plifier Line Up Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1302633 LX Series 2 kW Syst em Translat or I nt erconnect . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1303685 LX Series Syst em Typical Racking Plan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LX Series Power Am plifier Assem bly LX Series, Rev.
