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microLite

Transmitter User Manual

Revision 1.2

15

2.1

Theory of Operation

2.1.1

Functional Block Diagram

Major blocks in the M

ICRO

L

ITE

TX include:

•

Video Input Interfaces - ASI or HD-SDI, SD-SDI; NTSC or PAL

•

Stereo Audio Input Interface

•

MPEG4 Video Compression Circuit

•

COFDM Modulator

•

Microwave Transmitter and Antenna Connector

•

Programmers Serial Interface for Remote Control Purposes

•

Internal Microprocessor and Memory

•

Power Circuitry

Figure 2-1: Internal Block Diagram

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Содержание microLite Transmitter

Страница 1: ...MICROLITE TRANSMITTER HD SD COFDM Transmitter User Manual IMT PUBLICATION M22 MLT 1M1 REV 1 2...

Страница 2: ...sical description Added new models released Added Appendix A 02 05 12 1 0 SMV Initial Release 09 15 12 1 1 SMV Added new Frequency Ranges 02 25 2013 1 2 JW Added 2 4GHz band in FCC IC Statements and R...

Страница 3: ...ng to qualified technicians only Disconnect all power before servicing Read and perform all instructions carefully Failure to follow suggested instructions and guidelines may void all warranties PRUDE...

Страница 4: ...risation de l utilisateur pour l exploitation de ce dispositif Ce dispositif n cessite l installation professionnelle Pour l op ration au sein de la gamme de fr quences de 2 4 2 4835 and 5 725 5 850 G...

Страница 5: ...in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Le pr sent metteur radio identifier le dispositif par son num ro de ce...

Страница 6: ...talled and operated with a minimum distance of 20 cm between the radiator and the body of the operator and or nearby persons Afin de maintenir la conformit avec les directives d exposition RF IC ce di...

Страница 7: ...microLite Transmitter User Manual Revision 1 2 7...

Страница 8: ...erface ________________________________________ 17 2 1 8 2 Firmware updates ______________________________________________________ 17 2 2 MicroLite Physical Features and Interfaces ___________________...

Страница 9: ..._________________________ 32 4 4 2 1 Unit Fail or System Fail _________________________________________________ 32 4 4 2 2 Low Battery __________________________________________________________ 32 4 4...

Страница 10: ...Benefits __________________________________ 14 Table 4 1 microLite Connectors______________________________________________________ 18 Table 4 2 Power and Control Cables ______________________________...

Страница 11: ...microLite Transmitter User Manual Revision 1 2 11...

Страница 12: ...r and COFDM modulator The microLite is housed in an ultra compact lightweight enclosure Throughout this manual the product is referred to as the microLite the microLite Transmitter MLT microLite TX or...

Страница 13: ...microLite Transmitter User Manual Revision 1 2 13...

Страница 14: ...local firmware installation such as for feature upgrades etc Feature Benefit COFDM Microwave Digital Video Transmitter Microwave output frequencies in multiple bands Multiple Output Frequencies User...

Страница 15: ...TE TX include Video Input Interfaces ASI or HD SDI SD SDI NTSC or PAL Stereo Audio Input Interface MPEG4 Video Compression Circuit COFDM Modulator Microwave Transmitter and Antenna Connector Programme...

Страница 16: ...t in MPEG4 H 264 part 10 encoder for this purpose The microLite TX features the latest compression methods utilizing I P and B frames for more accurate encoding of compressed video signals 2 1 6 COFDM...

Страница 17: ...e unit via the RS 232 serial interface A Windows compatible computer running Windows XP or Vista with 500 MB of memory and 1 GHz Pentium or above can is needed Refer to Chapter 4 Operation and the Nan...

Страница 18: ...o Right Audio Line Input Lemo 5 pin Ext ASI input ASI Output User Data and USB BNC Video SDI Composite NTSC or PAL Input HD SDI SD SDI Input ___________________________________________________________...

Страница 19: ...microLite Transmitter User Manual Revision 1 2 19 Figure 2 4 microLite Outline Drawings Dimensions in Inches...

Страница 20: ...ate User Data 5 pin Lemo IMT part Cable Description Cable Type 922 B964 01A R 7pin LEMO to Tamiya Male connector Power input cable 922 B962 01A R 7pin LEMO to Tamiya Male connector w DB9 Power input c...

Страница 21: ...n 1 2 21 2 5 Connector Pin Assignment Information 2 5 1 Power Control Connector Pinout Pin Function 1 12VDC 2 RS232 RX 3 USB DM 4 USB DP 5 RS232 TX 6 USB POWER 7 GROUND Table 2 4 Power Control Pinout...

Страница 22: ...nput Connectors Pinout Table 2 5 Audio 1 2 Pinout Pin Function 1 LINE SELECT 2 5V MIC BIAS 3 AUDIO IN 4 GROUND Figure 2 6 Audio Connector Detail 2 5 3 Ext Connector Pinout Pin Function 1 GROUND 2 ASI...

Страница 23: ...ector Detail 2 5 4 Connector Part Numbers 5 pin Lemo on TX ECG 0B 305 CLN IMT PN 512 F3022 005 R 5 pin Lemo mating FGG 0B 305 CLAD52 IMT PN 512 F3022 005 R 7 pin Lemo on TX ECG 0B 307 CLN IMT PN 512 F...

Страница 24: ...microLite Transmitter User Manual Revision 1 2 24...

Страница 25: ...ing step size 250 kHz step size Frequency stability 10ppm Standby mode No RF output Normal Instant on frequency transmission 3 2 Modulation Modes Modulation 1 Format COFDM DVB T Carriers 2K Constellat...

Страница 26: ...9M HD SDI Input ANSI SMPTE 292M Audio Audio Coding ISO IEC 11172 3 Layer II Audio Sample Rate 48Khz Audio Channels 1 Stereo 2Mono Standard Audio Input Line Single ended 1Vp p nom into 10K Ohms 12dB to...

Страница 27: ...microLite Transmitter User Manual Revision 1 2 27 3 6 Power Requirements Input range DC 9 to 28 Power consumption See table above...

Страница 28: ...densing Altitude Operating 20 000ft 6 000m maximum Altitude Storage 50 000ft 15 000m maximum 3 8 Physical Specifications Size excluding connectors 3 06 78mm x 1 59 40 5mm x 2 44 62mm Weight 0 522lbs 2...

Страница 29: ...microLite Transmitter User Manual Revision 1 2 29...

Страница 30: ...itepanels kit is preassembled Attach assembly to camera Connect video source to the Video SDI Input BNC jack using a 75 BNC cable Connect analog audio source Telocate to XLR to the transmitter using t...

Страница 31: ...microLite Pre Configured Options The microLite has a wide range of programmable settings It is shipped with factory default settings that are applicable to many use cases Before using the microLite in...

Страница 32: ...you order Bars This is a push button switch pressing once changes to bars mode Then push it once again to go back to video mode Fan This push button switches the fan on and off 4 4 2 User Interface A...

Страница 33: ...of the microLite by one of the following methods If your system contains a host processor capable of communicating with the microLite via the serial interface use interrogation commands to check the...

Страница 34: ...ision 1 2 34 Do not open the device This voids the warranty Keep the device clean by wiping with a soft dry cloth If necessary dampen only using a solution suitable for cleaning electronic devices War...

Страница 35: ...ement of defective parts Any equipment returned to the factory shall have the freight paid for by the buyer Equipment showing damage by misuse abnormal conditions of operation or attempts to repair by...

Страница 36: ...ting to the component level is often not cost effective and frequently impossible Often the practical method of effecting repairs is to substitute known good spare modules for suspect units Replacemen...

Страница 37: ...e action If no fault is found or no corrective action is authorized a diagnostic fee may be charged Prior to returning products to the factory please obtain a return material authorization RMA number...

Страница 38: ...microLite Transmitter User Manual Revision 1 2 38 IMT LLC 200 International Drive Mt Olive NJ 07828 USA T 1 908 852 3700 F 1 908 813 0399 www imt solutions com...

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