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Lectrosonics SRc5P-941 Instruction Manual

Camera slot dual uhf receiver
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SRc-941 & SRc5P-941
Camera Slot Dual UHF Receiver
Featuring
Digital Hybrid Wireless
U.S. Patent 7,225,135
Quick Start Summary
The following checklist includes the minimum required
settings to start using the receiver.
• Install either a battery sled or camera slot adapter
kit (see pages 6-9).
• Connect power to the receiver (see pages 9-10, 12)
• Set the DIVMODE for single or dual channel opera-
tion (see page 17).
• Set the COMPAT (compatibility) mode for the trans-
mitters to be used (see page 19).
• Find clear operating frequencies for one or both
receivers (see pages 18 and 21).
• Set transmitters on the matching frequencies (see
transmitter manual).
Fill in for your records:
Serial Number:
Purchase Date:
SRc-941
Technology
®
INSTRUCTION MANUAL
(5 pin secondary audio input)
• Verify transmitters are set to the same compatibility
mode as the receiver (see transmitter manual).
• Adjust transmitter input gain to match voice level
and mic position (see transmitter manual).
• Adjust receiver output level as needed for the
camera or mixer input level desired (see LEVEL on
page 18 and MIXTRIM/MIXMODE and TONE on
page 20).
IMPORTANT:
Performance will be degraded if
FREQ.
Receiver 2 is set 4.2 to 4.8 MHz higher
than Receiver 1. The LCD will also flash
WARNING
this message periodically.
SRc5P-941
Rio Rancho, NM, USA
www.lectrosonics.com

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Summary of Contents for Lectrosonics SRc5P-941

  • Page 1 INSTRUCTION MANUAL SRc-941 & SRc5P-941 Camera Slot Dual UHF Receiver SRc-941 SRc5P-941 (5 pin secondary audio input) Featuring Digital Hybrid Wireless Technology ® U.S. Patent 7,225,135 Quick Start Summary The following checklist includes the minimum required settings to start using the receiver.

  • Page 2: Table Of Contents

    SRc-941 Dual Receiver Table of Contents Digital Hybrid Wireless ® General Technical Description ..........3 The Lectrosonics Digital Hybrid Wireless uses innova- ® IF Amplifiers and SAW Filters ..........4 tive technology to combine the advantages of digital Digital Pulse Counting Detector ..........4 audio with the advantages of analog RF transmission.

  • Page 3: General Technical Description

    UHF Digital Hybrid Wireless ® General Technical Description SRC-941 DUAL RECEIVER Ant 1 248.450 MHz RF BLOCK DIAGRAM Mixer IF Amp Audio Rx IC Pulse Audio 1 Amp & 350 kHz Splitter Detector Filter 248.800 MHz RECEIVER 1 Window Detector High Side High Side Injection...

  • Page 4: If Amplifiers And Saw Filters

    959.300, 959.325, 959.350 and 959.375 all to precisely match the optimal level for the connected have the same pilot tone. device and maximize the signal to noise ratio of the system. LECTROSONICS, INC.

  • Page 5: Lcd Display

    UHF Digital Hybrid Wireless ® LCD Display Setup and monitoring is done through the LCD display on the control panel. The built-in backlight for view- ing in dimly lit environments can be set to remain on for 30 seconds, 5 minutes or to remain on constantly. The characters and background on the display can be inverted as desired for easy viewing in brightly or dimly lit environments.

  • Page 6: Front Panel Controls And Functions

    IR ports. UP/DOWN Arrow Buttons The UP and DOWN arrow buttons are used to select various options and adjust values in the setup screens, and provide secondary functions such as locking out the panel to guard against accidental changes. LECTROSONICS, INC.

  • Page 7: Camera Slot Adapter Kits

    UHF Digital Hybrid Wireless ® Camera Slot Adapter KIts Adapters for Stand-Alone Use SRSUPER SREXT For stand-alone use, this kit includes a Adapter kit for rear panel with two Unislot camera ® TA3 male jacks for slots such as those the balanced out- provided on Ikega- puts and a power...

  • Page 8: Installing Adapters

    Lower screws with thinner heads secure the adapter to the camera body. NOTE: If you are having difficulty inserting the receiver into the camera slot, try mounting the blue adapter plate to the camera first, then inserting the receiver. LECTROSONICS, INC.

  • Page 9: Battery Adapters

    UHF Digital Hybrid Wireless ® Battery Adapters Installing the SRBATTSLED Battery sled adapters configure the receiver for stand- Orient the battery sled so that the PCB connectors will alone use or to provide battery backup power. Several mate when the sled is inserted. options are available: •...

  • Page 10: Sr9Vbp 9 Volt Battery Adapter

    USE ONLY TWO SAME ing nuts. The stan- TYPE BATTERIES. 1/4-20 dard pressnut is used Retaining pin insert nut to attach the sleeve. opening The tensioning (clinch type) pressnut is used 1/4-20 clinch pressnut to attach the cold shoe mounting foot. LECTROSONICS, INC.
  • Page 11 (battery shown for illustration only; not sold by The clinch nuts in the foot and housing apply friction to Lectrosonics.) the threads to allow the foot to be rotated to the de- sired position, with the jam nut locking it in place. Use a wrench to rotate the foot, then tighten the jam nut to prevent the foot from rotating.

  • Page 12: Audio Output Cables And Connectors

    LZR coaxial output connector; 100-240 VAC in, 15 VDC regulated output; 4A max. 21472 6 ft. long power cord; coaxial to stripped & tinned leads. Right angle coaxial plug: ID-.075”; OD-.218”; Depth- .375” 21586 DC16A Pigtail power cable, LZR stripped & tinned. Thread lock collar. LECTROSONICS, INC.

  • Page 13: Mounting And Orientation

    UHF Digital Hybrid Wireless ® Mounting and Orientation AMJ Rev. A Jointed Antenna A variety of accessories are available to enable various mounting options. For maximum operating range, the antennas should be vertical and above the camera and The AMJ-944 Rev. A antenna is a general purpose other equipment.

  • Page 14: Pca900 Printed Circuit Antenna

    COAXIAL CABLE ZSC24 SPLITTER Use Lectrosonics P/N 21770 BNC (F) to SMA (M) adapter; Pomona P/N 4290 A “bendable” mounting strap is included that allows vertical orientation on a variety of surfaces. Several other adapters are also available for temporary or fixed installations.

  • Page 15: Lcd Main Window

    UHF Digital Hybrid Wireless ® LCD Main Window (identical for both models) NOTE: When the RATIO DIVERSITY mode is Receiver 1 Receiver 2 Diversity Transmitter selected, both receivers are combined to pick up Activity Battery Level the same transmitter, so the Main Window will display a single audio channel.

  • Page 16: Navigating The Lcd

    Press DOWN RECEIVER 1 SEL to RECEIVER 2 RECEIVER 1 select Press Tone will be enabled TONE? SETUP TONE? LVL 1K receiver when level is set with UP/DOWN TONE BACK the UP/DOWN buttons to select DOWN BACK LECTROSONICS, INC.

  • Page 17: Main Window

    945.600 MHz. The frequency can also be set accord- ing to the hex code, which is usually easier to remem- DOWN ber. Lectrosonics transmitters with LCD interfaces allow frequency to be set in MHz or hex settings. BKLIGHT Dims after 5 minutes...

  • Page 18: Menu Item Descriptions

    Then press MENU/SEL on the TalkBk back to channel 1. receiver to continue. To enable this mode, simply select Talkback in the menu and use the UP and DOWN arrow buttons to turn the function on. The mode must LECTROSONICS, INC.
  • Page 19 945.600 sources such as electret microphones. • FULL is very similar to the Lectrosonics noise reduction system used for many years in legacy NOTE: When a tuning group is selected, the available analog systems. Hiss from electret microphones frequency selections will be limited to those that are in and some environmental HF noise are suppressed.

  • Page 20: Front Panel Shortcuts

    When a MIXMODE is selected, each audio signal is au- tomatically attenuated by 6 dB prior to the mixing. This is done to avoid overload and potential distortion since mixing increases the level by 6 dB. LECTROSONICS, INC.

  • Page 21: Scanning For Clear Frequencies

    UHF Digital Hybrid Wireless ® Scanning for Clear Frequencies Scan Window Zoom View Window Previously tuned Freq in Cursor (center bar) Block frequency Block Press both UP and DOWN arrows on control panel to switch to the Zoom View Press the BACK Freq in button to return RF activity level...

  • Page 22: Frequency Coordination

    2. Turn on all receivers. Leave transmitters off. This service is offered to authorized Lectrosonics deal- Look at the RF level display on each receiver. If ers and other customers who are using Lectrosonics ®...

  • Page 23: Specifications And Features

    4.5 dB of receiver output range, thus nician for help. reducing the measured S/N ratio figure by 4.5 dB. Changes or modifications to this equipment not ex- pressly approved by Lectrosonics, Inc. could void the user’s authority to operate it. Rio Rancho, NM...

  • Page 24: Troubleshooting

    Regardless of the compatibility mode, activating the “pilot tone bypass” causes a lowercase “b” to appear on the LCD main window and forcing the squelch to open and deliver audio. When no matching transmitter is turned on, loud noise will be present at the receiver output. LECTROSONICS, INC.
  • Page 25 UHF Digital Hybrid Wireless ® Symptom Possible Cause ANTENNAS AND RF SIGNAL STRENGTH RF Level is weak Receiver may need to be moved or reoriented. Antenna on transmitter or receiver may be defective or poorly connected - double check antennas. Improper length of antenna, or wrong antenna on transmitter or receiver.

  • Page 26: Service And Repair

    There are no adjustments inside that will make a malfunctioning unit start working. LECTROSONICS’ Service Department is equipped and staffed to quickly repair your equipment. In warranty repairs are made at no charge in accordance with the terms of the warranty. Out-of-warranty repairs are charged at a modest flat rate plus parts and shipping.
  • Page 27 UHF Digital Hybrid Wireless ® Rio Rancho, NM...
  • Page 28 This warranty does not apply to used or demonstrator equipment. Should any defect develop, Lectrosonics, Inc. will, at our option, repair or replace any defective parts without charge for either parts or labor. If Lectrosonics, Inc. cannot correct the defect in your equipment, it will be replaced at no charge with a similar new item.

This manual is also suitable for:

Src-941

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