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Lectrosonics IFBT4 Instruction Manual

Summary of IFBT4

  • Page 1

    Ifbt4 synthesized uhf ifb transmitter instruction manual rio rancho, nm, usa www.Lectrosonics.Com fill in for your records: serial number: purchase date: featuring digital hybrid wireless ™ technology u.S. Patent 7,225,135 includes firmware ver. 1.4.

  • Page 2

    Ifbt4 lectrosonics, inc. 2.

  • Page 3

    Multi-frequency ifb transmitter rio rancho, nm 3 table of contents general technical description ..............................................................................................................................................................4 introduction .................................

  • Page 4

    Ifbt4 lectrosonics, inc. 4 introduction the ifbt4 ifb transmitter brings dsp capability and a convenient lcd interface to the popular lectrosonics ifb product line. Replacing the venerable ifbt1 trans- mitter, the ifbt4 retains the same physical size and is fully interchangeable with its predecessor...

  • Page 5

    Multi-frequency ifb transmitter rio rancho, nm 5 a user-selectable low frequency roll-off can be set for 35 hz or 50 hz. The recommended 50 hz default set- ting helps to remove wind and traffic noise, air con- ditioner rumble, and other sources of undesired low frequency audio. The 35 hz setting off...

  • Page 6

    Ifbt4 lectrosonics, inc. 6 in xmit mode, it is not possible to change the operating frequency. In tune mode, the up and down buttons may be used to select a new frequency. If the tuning mode is set to normal, the up and down buttons navigate in single channel increments, and menu+up and menu+down mo...

  • Page 7

    Multi-frequency ifb transmitter rio rancho, nm 7 press up or down arrow display external power voltage (added feature with firmware ver. 1.4) from the main window, press and hold the menu button until a progress bar appears (about 4 seconds). Lock/unlock panel buttons continue holding the button unt...

  • Page 8

    Ifbt4 lectrosonics, inc. 8 frequency window behavior, based on tuning mode selections if normal tuning mode is selected, the up and down buttons select the operating frequency in single chan- nel (100 khz) increments and the menu+up and menu+down shortcuts tune in 16 channel (1.6 mhz) increments. Th...

  • Page 9

    Multi-frequency ifb transmitter rio rancho, nm 9 ifbt4 rear panel xlr jack a standard xlr female jack accepts a variety of input sources depending on the setting of the rear panel mode switches. Xlr pin functions can be changed to suit the source depending on the positions of the individual switches...

  • Page 10

    Ifbt4 lectrosonics, inc. 10 the audio level control should not be used to control the volume of the associated receiver. This gain adjustment is used to match the ifbt4 input level to the incoming signal from the sound source to provide full modulation and maximum dynamic range, not to set the volum...

  • Page 11

    Multi-frequency ifb transmitter rio rancho, nm 11 sna600 accessories ch20 power supply for ifb base transmitters with locking lzr power jacks; 110 vac input, 12 vdc regulated output; 400 ma max. Sna600 collapsible dipole antenna that adjusts over a wide frequency range. Ideal for situations where a ...

  • Page 12

    Ifbt4 lectrosonics, inc. 12 troubleshooting note: always ensure that the compat (compatibility) setting is the same on both transmitter and receiver. A variety of different symptoms will occur if the settings do not match. With the ifbr1a receiver no sound will be heard unless the transmitter is set...

  • Page 13

    Multi-frequency ifb transmitter rio rancho, nm 13 frequency blocks and ranges the table below lists the factory designated frequency ranges available for the ifbt4 transmitter. Each ifbt4 transmitter is built to cover a pre-selected range of frequencies (a “block”) as shown below. The transmitter wi...

  • Page 14

    Ifbt4 lectrosonics, inc. 14 specifications fcc notices: emission designator: 180kf3e the ifbt4 transmitter is fcc type accepted under part 74: 470 - 608mhz, 614 - 806mhz and 944.1 – 951.9mhz. This device complies with fcc radiation exposure limits as set forth for an uncontrolled environment. This d...

  • Page 15

    Multi-frequency ifb transmitter rio rancho, nm 15 service and repair if your system malfunctions, you should attempt to correct or isolate the trouble before concluding that the equipment needs repair. Make sure you have followed the setup procedure and operating instructions. Check the interconnect...

  • Page 16: Limited One Year Warranty

    15 dec. 2009 581 laser road ne • rio rancho, nm 87124 usa • www.Lectrosonics.Com (505) 892-4501 • (800) 821-1121 • fax (505) 892-6243 • sales@lectrosonics.Com limited one year warranty the equipment is warranted for one year from date of purchase against defects in materials or workmanship provided ...