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OPERATION

 

 

Mode Select: 

 

Momentary Switch:

 When using a momentary switch, pressing and then releasing the switch will cause the 

scrambler to switch modes. A medium tone followed by a high tone indicates the scrambler has been switched 
into scrambled mode. A medium tone followed by a low tone indicates the scrambler has been switched into clear 
mode.

 

 

Latched Switch:

 When using a latched switch, pressing the switch will toggle the mode. Depending on the 

programmed polarity will determine the mode. For example if the polarity is programmed as low, then the 
scrambler will be in scrambled mode when taken to ground.  
 

Code Select:   

 

Momentary Switch:

 When using a momentary switch, pressing and holding the switch will toggle the scrambler 

through the programmed codes (1-3 codes) if programmed. The scrambler will emit a number of tones 
corresponding to the code that is being switched to.  When the desired code is reached simply release the switch. 
 

Latched Switch:

 Multi-code operation is not available when using a latched switch. 

 

1-Line Binary:

 If using the binary mode and up to 2 codes are programmed this provides selection of 2 codes 

depending on the state of the code select line. 
 

2-Line Binary:

 If using the binary mode and up to 4 codes are programmed this provides selection of up to 4 

codes depending on the state of the code select lines. Note: The VS-1200 only supports up to 3 codes. 
 

3-Line Binary:

 If using the binary mode and up to 8 codes are programmed this provides selection of up to 8 

codes depending on the state of the code select lines. Note: Only the VS-1000 and the VS-1050 support 3-line 
binary. 
 

4-Line Binary:

 If using the binary mode and up to 16 codes are programmed this provides selection of up to 16 

codes depending on the state of the code select lines. Note: Only the VS-1000 and the VS-1050 support 4-line 
binary. 
 

ANI Operation:  

 

Transmitting ANI:

 When the PTT Input is pressed and/or released the VS-1200 or VS-1050 will key the radio 

and transmit the programmed ANI. 
 

Transmitting Emergency ANI:

 When the Emergency Input is taken high or low (depending on programming) the 

VS-1200 or VS-1050 will key the radio and transmit the programmed ENI for the programmed number of times. 

 

10

Summary of Contents for VS-1000

Page 1: ...ambler with Multi Format ANI VS 1000 Voice Inversion Scrambler VS 1050 Voice Inversion Scrambler with Multi Format ANI Manual Revision 2009 06 26 Covers Firmware Revisions VS1xxx 01 31 00 Higher Cover...

Page 2: ...ng clear mode the consumption will decrease This is based on FFT scrambling When using voice inversion this will vary The VS 1000 and VS 1050 support 4 75 to 15 5 VDC The VS 1200 supports 4 75 to 10 V...

Page 3: ...l Two Way Trunking Voting and Simulcast In addition to the scrambling functions the VS 1200 offers ANI and Emergency ANI encode in the following formats Motorola s MDC 1200 Kenwood s FleetSync M A Com...

Page 4: ...e Hardware Installation Section of this manual 4 Program the scrambler per the Product Programming Section of this manual Note Midian is not responsible for any damage loss resulting from the use of M...

Page 5: ...he microphone P1 6 Orange Emergency Input Future Use P1 7 Yellow RX Audio In The VS 1XXX must be installed in the receive audio path after the CTCSS high pass filter and where any tone signaling is pi...

Page 6: ...ine would be connected to Binary Select 2 In 2 line binary mode this is the most significant bit MSB P2 6 Code Select 2 This line would be connected to Binary Select 4 In 3 line binary mode this is th...

Page 7: ...0 Hz tone into the speaker Adjust the output of the sine wave generator so that the transmitter produces 60 of rated modulation while PTT is pressed Note that if the audio source such as a speaker is...

Page 8: ...g this measurement so the power input leads of the scrambler must be connected to a switched power source within the radio Also the component that will need to be removed to break the TX audio path mu...

Page 9: ...VS 1xxx All three clip leads must be connected for reading and writing Turn power on to the VS 1xxx and within 15 seconds select Program Unit or Read Unit in the KL 3 software Upon power up the scram...

Page 10: ...sing a latched switch 1 Line Binary If using the binary mode and up to 2 codes are programmed this provides selection of 2 codes depending on the state of the code select line 2 Line Binary If using t...

Page 11: ...of 3 actions can bring the unit out of power save These are PTT COR or PTT VOX PTT When the PTT input of the VS 1XXX is activated the unit will come out of power save mode COR When the COR Input sees...

Page 12: ...2 MIDIAN CONTACT INFORMATION Midian Electronics Inc 2302 East 22nd Street Tucson Arizona 85713 USA Orders 1 800 MIDIANS Phone 520 884 7981 Fax 520 884 0422 E mail sales midians com Web www midians com...

Page 13: ...10K R9 10K 1 R11 10K 1 R12 75K R19 1 2M R20 36K R21 R17 R23 R22 1K R26 1K R25 4 7K R30 47K R31 100K R15 8 2K R16 56K R18 100K R14 27K R13 3 3K R28 560p C2 1u C3 1u C42 1u C12 100p C14 560p C11 0068u C...

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Page 17: ...K R10 10K R9 10K 1 R11 10K 1 R12 75K R19 1 2M R20 36K R21 R17 R23 R22 1K R26 1K R25 4 7K R30 47K R31 100K R15 8 2K R16 56K R18 100K R14 27K R13 3 3K R28 560p C2 1u C3 1u C42 1u C12 100p C14 560p C11 0...

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