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SRa5P and SRa Dual Receivers

LECTROSONICS, INC.

20

Pre-coordinated Frequencies

Interference from IM (intermodulation) is a potential 

problem in all multi-channel wireless systems, so proper 

frequency coordination is always required to avoid 

noise, range and dropout problems.  Your options to ac

-

complish this include: 

 

•   Using the pre-coordinated frequency groups

 

 

•  Performing a system checkout

 

 

  (See Multi-channel System Checkout)

 

 

•   Calling Lectrosonics for assistance

Compatible Frequency Table

Groupings of compatible frequencies have been cre

-

ated to minimize intermodulation problems in multiple 

channel wireless systems. The frequencies can be used 

with Digital Hybrid and analog Lectrosonics wireless 

equipment. Compatibility with other brands is likely, but 

not guaranteed by Lectrosonics.
The table provides two different sets of pre-coordinated 

frequencies for frequency blocks 470 through 29. The 

table is constructed to create a visual pattern of com-

patible frequencies to make it easier to use. The fre-

quencies are stored in memory in various products and 

included in the VRpanel software.

Pre-coordinated fre-

quencies are arranged 

in four groups as shown 

at right.
The uppermost eight 

frequencies comprise 

Grp a, the eight just 

below them comprise 

Grp b, and so on.

BLOCK 22

FREQ

SW SET US TV CH

563.700

0,5

tv29

564.300

0,B

tv29

565.200

1,4

tv29

565.800

1,A

tv29

567.100

2,7

tv30

568.000

3,0

tv30

568.500

3,5

tv30

569.300

3,D

tv30

575.700

7,D

tv31

577.900

9,3

tv31

578.600

9,A

tv32

579.900

A,7

tv32

581.700

B,9

tv32

582.600

C,2

tv32

585.200

D,C

tv33

587.500

F,3

tv33

BLOCK 22

FREQ

SW SET US TV CH

570.100

4,5

tv30

570.700

4,B

tv30

571.600

5,4

tv30

572.200

5,A

tv31

573.200

6,4

tv31

574.400

7,0

tv31

574.900

7,5

tv31

575.500

7,B

tv31

581.100

B,3

tv32

582.100

B,D

tv32

582.600

C,2

tv32

584.300

D,3

tv32

585.000

D,A

tv32

585.600

E,0

tv32

586.300

E,7

tv32

588.100

F,9

tv32

Grp a

Displa

yed as 

“GR

OUP a”

 thr

ough 

“GR

OUP d”

 in the LCD

and as 

“Grp a”

 thr

ough 

“Grp d”

 in 

VRpanel

Grp b

Grp c

Grp d

3

2

 

K

C

O

L

B

2

2

 

K

C

O

L

B

1

2

 

K

C

O

L

B

0

2

 

K

C

O

L

B

9

1

 

K

C

O

L

B

0

7

4

 

K

C

O

L

B

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

NOT AVAILABLE

486.900

0,5

TV16

512.500

0,5

TV21

538.100

0,5

tv25

563.700

0,5

tv29

589.300

0,5

tv33

NOT AVAILABLE

487.500

0,B

TV16

513.100

0,B

TV21

538.700

0,B

tv25

564.300

0,B

tv29

589.900

0,B

tv33

NOT AVAILABLE

488.400

1,4

TV17

514.000

1,4

TV21

539.600

1,4

tv25

565.200

1,4

tv29

590.800

1,4

tv34

Grp A

NOT AVAILABLE

489.000

1,A

TV17

514.600

1,A

TV21

540.200

1,A

tv25

565.800

1,A

tv29

591.400

1,A

tv34

NOT AVAILABLE

490.300

2,7

TV17

515.900

2,7

TV21

541.500

2,7

tv25

567.100

2,7

tv30

592.700

2,7

tv34

NOT AVAILABLE

491.200

3,0

TV17

516.800

3,0

TV21

542.400

3,0

tv26

568.000

3,0

tv30

593.600

3,0

tv34

NOT AVAILABLE

491.700

3,5

TV17

517.300

3,5

TV21

542.900

3,5

tv26

568.500

3,5

tv30

594.100

3,5

tv34

NOT AVAILABLE

492.500

3,D

TV17

518.100

3,D

TV22

543.700

3,D

tv26

569.300

3,D

tv30

594.900

3,D

tv34

473.300

2,0

TV14

498.900

7,D

TV18

524.500

7,D

TV23

550.100

7,D

tv27

575.700

7,D

tv31

601.300

7,D

tv35

475.500

3,6

TV14

501.100

9,3

TV19

526.700

9,3

TV23

552.300

9,3

tv27

577.900

9,3

tv31

603.500

9,3

tv36

476.200

3,D

TV15

501.800

9,A

TV19

527.400

9,A

TV23

553.000

9,A

tv27

578.600

9,A

tv32

604.200

9,A

tv36

Grp B

477.500

4,A

TV15

503.100

A,7

TV19

528.700

A,7

TV23

554.300

A,7

tv28

579.900

A,7

tv32

605.500

A,7

tv36

479.300

5,C

TV15

504.900

B,9

TV19

530.500

B,9

TV24

556.100

B,9

tv28

581.700

B,9

tv32

607.300

B,9

tv36

E

L

B

A

L

I

A

V

A

 

T

O

N

2

3

v

t

2

,

C

0

0

6

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2

8

5

8

2

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2

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7

5

5

4

7

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2

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4

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9

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6

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6

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T

F

,

7

0

0

8

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2

8

4

E

L

B

A

L

I

A

V

A

 

T

O

N

3

3

v

t

3

,

F

0

0

5

.

7

8

5

9

2

v

t

3

,

F

0

0

9

.

1

6

5

5

2

V

T

3

,

F

0

0

3

.

6

3

5

0

2

V

T

3

,

F

0

0

7

.

0

1

5

6

1

V

T

6

,

9

0

0

1

.

5

8

4

3

2

 

K

C

O

L

B

2

2

 

K

C

O

L

B

1

2

 

K

C

O

L

B

0

2

 

K

C

O

L

B

9

1

 

K

C

O

L

B

0

7

4

 

K

C

O

L

B

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

FREQ

SW SET

US TV CH

NOT AVAILABLE

493.300

4,5

TV17

518.900

4,5

TV22

544.500

4,5

tv26

570.100

4,5

tv30

595.700

4,5

tv34

NOT AVAILABLE

493.900

4,B

TV17

519.500

4,B

TV22

545.100

4,B

tv26

570.700

4,B

tv30

596.300

4,B

tv35

NOT AVAILABLE

494.800

5,4

TV18

520.400

5,4

TV22

546.000

5,4

tv26

571.600

5,4

tv30

597.200

5,4

tv35

Grp C

NOT AVAILABLE

495.400

5,A

TV18

521.000

5,A

TV22

546.600

5,A

tv26

572.200

5,A

tv31

597.800

5,A

tv35

NOT AVAILABLE

496.400

6,4

TV18

522.000

6,4

TV22

547.600

6,4

tv26

573.200

6,4

tv31

598.800

6,4

tv35

NOT AVAILABLE

497.600

7,0

TV18

523.200

7,0

TV22

548.800

7,0

tv27

574.400

7,0

tv31

600.000

7,0

tv35

NOT AVAILABLE

498.100

7,5

TV18

523.700

7,5

TV22

549.300

7,5

tv27

574.900

7,5

tv31

600.500

7,5

tv35

NOT AVAILABLE

498.700

7,B

TV18

524.300

7,B

TV23

549.900

7,B

tv27

575.500

7,B

tv31

601.100

7,B

tv35

478.700

5,6

TV15

504.300

B,3

TV19

529.900

B,3

TV23

555.500

B,3

tv28

581.100

B,3

tv32

606.700

B,3

tv36

479.700

6,0

TV15

505.300

B,D

TV19

530.900

B,D

TV24

556.500

B,D

tv28

582.100

B,D

tv32

607.700

B,D

tv36

E

L

B

A

L

I

A

V

A

 

T

O

N

2

3

v

t

2

,

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0

0

6

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2

8

5

8

2

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5

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9

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*

*

*

 NOTE:  These frequencies can also be 

manually tuned with block 470 modules

Summary of Contents for SR

Page 1: ...F Receivers SR SRa SRa5P Featuring Digital Hybrid Wireless Technology INSTRUCTION MANUAL Rio Rancho NM USA www lectrosonics com Fill in for your records Serial Number Purchase Date U S Patent 7 225 135 Quick Start Summary on Page 3 ...

Page 2: ...SRa5P and SRa Dual Receivers LECTROSONICS INC 2 ...

Page 3: ... camera slot adapter kit the antennas and position the receiver as it will be used see pages 9 12 Connect power to the receiver see pages 10 11 Set the COMPAT compatibility mode for the trans mitters to be used see pages 15 16 Find clear operating frequencies for one or both receivers see pages 19 21 NOTE When operating in the 2 channel mode always set Receiver 2 to a higher frequency than Receive...

Page 4: ...Buttons 8 Rear Panel and Adapters 8 Camera Slot Adapters 9 Installing Camera Slot Adapters 9 Adapters for Stand alone Use 10 Installing Rear Panel Adapters 10 Battery Adapter 10 Audio Output Cables 11 External Power Cables 11 External Power Supply 11 Mounting and Orientation 12 Main Window LCD 13 LCD Backlight Setup 14 Navigating the LCD 15 Main Window 16 Frequency Screen 16 Setup Screens 16 Front...

Page 5: ...nge making the receiver perfectly suited to the rough environmental conditions found in field production The front panel features a menu driven LCD interface and four membrane switches used to view and alter set tings Audio outputs are provided on the rear panel for camera slots or other audio devices and in the case of the SRa5P on the front panel through a 5 pin TA Series connector A built in sp...

Page 6: ... occur when the power is turned on or off The pilot tone frequency is different for each of the 256 frequencies in the tuning range of a system frequency block This eliminates squelch problems in multichannel systems where a pilot tone signal can appear in the wrong receiver via intermodulation products The DSP generated pilot tone also eliminates fragile crystals allowing the receiver to survive ...

Page 7: ...on on RF signal strength Perfor mance of the two systems is virtually identical but the noise based system requires no calibration and there is no better way to track the signal to noise ratio than to measure it directly RF Controlled Digital Noise Filter In extremely weak signal conditions an RF sensitive variable frequency filter is applied to reduce the high frequency response of the receiver T...

Page 8: ...ower off It also functions as a back button while navi gating the various menus and setup screens to return to the previous screen or menu item The firmware remembers whether the receiver was turned on or off after power is disconnected and it returns to that state when power is restored This allows the receiver to power up and down as the camera is turned on and off Press the PWR BACK button from...

Page 9: ...side thread two long screws through the tabs on the receiver flange then align them with the tabs on the adapter Slide the adapter up and tighten the retaining screws to secure it to the receiver flange The four lower screws attach to the camera body SRSNY Adapter Two different types of screws are used to attach the receiver flange and the adapter Thread the smaller thin head screws through the ad...

Page 10: ...ble bag systems Two balanced output cables and the power cable are 6 feet long Cut the cables to the desired length and terminate as needed Battery Adapter The receiver can be powered with an optional battery sled adapter that attaches to the outside of the housing Two mirror image versions of the adapter are available SRBATTSLEDTOP Positions the battery on top of the receiver for mounting on the ...

Page 11: ...ing set screws and wrenches MCSRPT 12 inch long TA3 female to stripped and tinned wires for balanced output PIN 1 Shield PIN 2 Audio white PIN 3 Audio green MCSRXLR 12 inch long TA3 female to XLR male 3 pin for balanced output PIN 1 Shield PIN 2 Audio PIN 3 Audio MCSRTRS Male 3 5 mm TRS plug to two female TA3 mini XLR connectors for dual channel use External Power Cables 21747 Locking LZR style pl...

Page 12: ...in horizontal and vertical positions using the mounting foot SRSLEEVE Mount An optional mounting sleeve is available to simplify mounting the receiver on camera body battery brack ets and other locations The sleeve is furnished with a hook loop Velcro swatch for mounting on flat surfaces SRHARDWARE Cold Foot Adapter This hardware and adapter kit allows the SRSLEEVE to be mounted on a cold shoe A r...

Page 13: ... mode and the other when RATIO DIVERSITY is Selected The icon changes in size horizontally to indicate the audio level modulation of the signal received from the transmitter The icon display will change to a solid rectangular block when the audio signal is being limited in the transmitter Battery Levels When the COMPAT mode is set for a compatibility mode that supports battery telemetry 400 and 20...

Page 14: ...n on the power The unit will boot up then display the Backlight Options screen Use the UP and DOWN arrows to select the desired back light operating mode DOWN DOWN ON BKLIGHT 30 SEC BKLIGHT OFF BKLIGHT UP UP DOWN 5 MIN BKLIGHT UP Remains on Dims after 30 seconds Dims after 5 minutes Remains off ...

Page 15: ... RECEIVER 2 Press UP DOWN to select FUL NOR Press SEL to select receiver FUL NOR LEVEL SETUP SCAN SETUP DIVMODE SETUP COMPAT SETUP SmtNR SETUP PHASE SETUP TXBAT SETUP MIXMODE SETUP TONE SETUP SEL BACK PHASE PHASE RECEIVER 1 RECEIVER 2 Press UP DOWN to select Press SEL to select receiver SEL BACK TXBAT TXBAT RECEIVER 1 RECEIVER 2 Press UP DOWN to select Press SEL to select receiver SEL BACK MIXMODE...

Page 16: ...evel of the receiver in dBu Use the Sel Up or Down buttons to change the level Range is from 50 to 5 dBu in 1 dB steps Press the Sel button to leave this screen The output levels at the two jacks may be set indepen dently regardless of the diversity mode setting SCAN This function provides a fast and reliable method of finding clear channels for each receiver Press Sel to start the scanning Follow...

Page 17: ... not included in the group letter will blink in this case SmtNR This setup screen is available only in the 400 Series COMPAT compatibility mode Select the desired mode while listening to the audio to of one of three choices OFF provides no noise reduction for complete transparency which is useful in controlled environ ments with very little high frequency noise such as an indoor motion picture pro...

Page 18: ...reen prompts you to press the UP or DOWN button to enable the tone at the receiver output The first screen prompts you to press the UP or DOWN button to start the tone RECEIVER 2 TONE 00 05 Once the button is pressed a 1 kHz tone is enabled and its level can be adjusted with additional presses on the UP or DOWN buttons The level set here will be retained in the regular oper ating mode it will supe...

Page 19: ...the cursor are shown in the upper right corner of the screen Scanning for Clear Frequencies Press both the UP and DOWN buttons at the same time to switch to the Zoom View In this view the cursor remains fixed in the center of the screen and the back ground scrolls behind it The frequency can be stepped up and down in 100 kHz increments using the UP and DOWN arrow buttons To clear the scan memory a...

Page 20: ... 569 300 3 D tv30 594 900 3 D tv34 473 300 2 0 TV14 498 900 7 D TV18 524 500 7 D TV23 550 100 7 D tv27 575 700 7 D tv31 601 300 7 D tv35 475 500 3 6 TV14 501 100 9 3 TV19 526 700 9 3 TV23 552 300 9 3 tv27 577 900 9 3 tv31 603 500 9 3 tv36 476 200 3 D TV15 501 800 9 A TV19 527 400 9 A TV23 553 000 9 A tv27 578 600 9 A tv32 604 200 9 A tv36 Grp B 477 500 4 A TV15 503 100 A 7 TV19 528 700 A 7 TV23 55...

Page 21: ...666 100 0 5 tv46 691 700 0 5 tv50 717 300 0 5 tv55 742 900 0 5 tv59 615 500 0 B tv38 641 100 0 B tv42 666 700 0 B tv46 692 300 0 B tv51 717 900 0 B tv55 743 500 0 B tv59 616 400 1 4 tv38 642 000 1 4 tv42 667 600 1 4 tv46 693 200 1 4 tv51 718 800 1 4 tv55 744 400 1 4 tv59 617 000 1 A tv38 642 600 1 A tv42 668 200 1 A tv47 693 800 1 A tv51 719 400 1 A tv55 745 000 1 A tv59 618 300 2 7 tv38 643 900 2...

Page 22: ...gnal is received Then look at the other receivers and see if one of them is also pick ing up the signal Only the matching receiver should indicate a signal Change frequencies on either system slightly until it will pass this test then check again to see that all receivers are still on clear channels as in Step 2 4 Turn each transmitter off one at a time With all transmitters and receivers turned o...

Page 23: ...ashing when transmitter turned on Pilot tone detection can take several seconds Turn on the transmitter power and the audio switch on some models and wait 3 to 5 seconds for the P to indicate steadily Transmitter and receiver not on same frequency Receiver compatibility mode does not match the transmitter in use See Sel Selections from Main Window COMPAT Window Noise on audio and Pilot Tone Indica...

Page 24: ...e noise remains then turn the power off at the transmitter and see if it remains If the noise is still present then the problem is not in the transmitter If noise is still present when the transmitter is turned off try lowering the audio output level on the SRa5P and see if the noise lowers correspondingly If the noise remains the problem is not in the receiver Receiver output is too low for the i...

Page 25: ...geable D connector plates nominal 1k ohm unbalanced Dual TA3 male mini XLR balanced output adapter Balanced output adapter with fixed cables Front panel TA5M with two balanced outputs Audio output level Adjustable 50 to 5 dBu in 1 dB steps unbalanced output is 6 dB lower Audio channel crosstalk 80 dB or better Front Panel Controls and Indicators Sealed panel with membrane switches LCD monitors pil...

Page 26: ...y repairs Returning Units for Repair For timely service please follow the steps below A DO NOT return equipment to the factory for repair without first contacting us by email or by phone We need to know the nature of the problem the model number and the serial number of the equipment We also need a phone number where you can be reached 8 A M to 4 P M U S Mountain Standard Time B After receiving yo...

Page 27: ...UHF Digital Hybrid Wireless Rio Rancho NM 27 ...

Page 28: ...authorized dealer shipping costs prepaid within one year from the date of purchase This Limited Warranty is governed by the laws of the State of New Mexico It states the entire liablility of Lectrosonics Inc and the entire remedy of the purchaser for any breach of warranty as outlined above NEITHER LECTROSONICS INC NOR ANYONE INVOLVED IN THE PRODUCTION OR DELIVERY OF THE EQUIPMENT SHALL BE LIABLE ...

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