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AVOCET 

AV-100   

4

 

 

rear panel (see figure 2, page 1). The level range is 
approximately  +10 to -10 dBm. 

 

Main-Out 

Same as SAP-Out, but carries Main channel audio.

 

Adjust 

These two controls adjust the output level of the rear panel 

SAP and Main outputs.

 

Internal Controls

Channel Selector 

Channel selection is made from an eight-position dip 

switch located on the receiver circuit board. Channels are 
assigned as follows:

 

 

0=Switch Closed (ON), 1= Switch Open (OFF) 

 

Table 1 - Channel Selector Codes 

  

 

 

Ch 12345678 

Ch  12345678 

Ch  12345678

 

  

 

 

24 

00011000 

47 

11110100 

2 01000000 

25 10011000 

48 00001100 

3 11000000 

26 01011000 

49 10001100 

4 00100000 

27 11011000 

50 01001100 

5 10100000 

28 00111000 

51 11001100 

6 01100000 

29 10111000 

52 00101100 

7 11100000 

30 01111000 

53 10101100 

8 00010000 

31 11111000 

54 01101100 

9 10010000 

32 00000100 

55 11101100 

10 01010000 

33  10000100 

56  00011100 

11 11010000 

34  01000100 

57  10011100 

12 00110000 

35  11000100 

58  01011100 

13 10110000 

36  00100100 

59  11011100 

14 01110000 

37  10100100 

60  00111100 

15 11110000 

38  01100100 

61  10111100 

16 00001000 

39  11100100 

62  01111100 

17 10001000 

40  00010100 

63  11111100 

18 01001000 

41  10010100 

64  00000010 

19 11001000 

42  01010100 

65  10000010 

20 00101000 

43  11010100 

66  01000010 

21 10101000 

44  00110100 

67  11000010 

22 01101000 

45  10110100 

68  00100010 

23 11101000 

46  01110100 

69  10100010 

 

 
 

 

 

Figure 5 - Channel selector switch set for channel 5

 

 

Off 

On  

1  2 3 4  5 6  7 8 

 

 

 

Summary of Contents for AV-100

Page 1: ...Operating Manual Avocet AV 100 Television Audio Receiver...

Page 2: ......

Page 3: ...ts you to the presence of uninsulated dangerous voltage inside the enclosure voltage that may be sufficient to constitute a risk of shock This symbol wherever it appears alerts you to important operat...

Page 4: ...not spilled into the enclosure through openings Damage Requiring Service The appliance should be serviced by qualified service personnel when The power supply cord or the plug has been damaged or Obj...

Page 5: ...apr svente autoris Safety Instructions Spanish Hacer funcionar el aparato s lo con la tensi n y clase de corriente se aladas en la placa indicadora de caracter sticas Reemplazar los fusibles s lo por...

Page 6: ...dio Receiver This manual is part number 070 0004 00 Copyright 2001 Circuit Research Labs Inc 2522 West Geneva Drive Tempe Arizona 85282 3192 U S A 800 535 7648 602 438 0888 Fax 602 438 8227 E mail crl...

Page 7: ...ds do not scrape the paint inside the slotted holes Packing When you pack the unit for shipping 1 Tighten all screws on any barrier strip s so the screws do not fall out from vibration 2 Wrap the unit...

Page 8: ...ABLE OF CONTENTS PRODUCT DESCRIPTION 1 SETUP 2 CONTROLS AND INDICATORS 3 Front Panel 3 Rear Panel 3 Internal Controls 4 Jumper Settings 5 CALIBRATION PROCEDURE 6 INSTRUMENT SPECIFICATIONS 7 WARRANTY 8...

Page 9: ...This page intentionally left blank...

Page 10: ......

Page 11: ...features enabling a variety of applications offering outstanding versatility for the user Quality audio sound The AV 100 incorporates balanced line level audio outputs that use XLR connectors for bot...

Page 12: ...follows 1 Ensure that the power adapter has been unplugged 2 Remove the five Phillips head screws holding down the top cover remove the cover 3 Set the dip switch S1 to the binary equivalent of the ch...

Page 13: ...ows that audio is present on the SAP channel Intensity of the LED should fluctuate with the audio level Rear Panel Power In The AC DC power adapter is connected here Only the 12 VDC 500 mA adapter shi...

Page 14: ...001100 4 00100000 27 11011000 50 01001100 5 10100000 28 00111000 51 11001100 6 01100000 29 10111000 52 00101100 7 11100000 30 01111000 53 10101100 8 00010000 31 11111000 54 01101100 9 10010000 32 0000...

Page 15: ...ng or calibration to disconnect the tuning circuit from the remainder of the audio circuitry This is done in order to inject test signals into the audio circuitry Normally the user would not move this...

Page 16: ...to position 3 4 This will disconnect the audio signal coming out of the tuner module from the signal path and will let the SAP demod circuit free run Connect a frequency counter to either side of C41...

Page 17: ...nge 100 Hz to 10 kHz 3 dB Companding Expansion Custom Front Panel Power LED indicator SAP channel audio LED indicator Main channel audio LED indicator Rear Panel SAP Out balanced XLR male with level s...

Page 18: ...air transit damage under the no charge terms of this warranty Circuit Research Labs will pay return shipping Note No other warranty written or oral is authorized for Circuit Research Labs products Thi...

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