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Store on COR/Store on VOX:

 Note: If connecting to a portable radio then VOX will most likely have to be used, 

as most portable radios do not provide a COR indication. Select the appropriate method that the unit should use 
to come out of power save. 
 

COR Hold-Up Time

 This is the amount of time after loss of COR/VOX that the unit considers COR/VOX dropped. 

 

VOX Settings > Sensitivity:

 This is a threshold detection based on the energy level in the audio. 

 

VOX Settings > Attack Time:

 This sets the minimum time before the unit will detect VOX based on the sensitivity 

setting. 
 

VOX Settings > Decay Time

: This sets the time before the unit will drop the VOX detection. Be certain to set this 

long enough so that you do not have drop outs between words or on brief pauses. 
 

Beep Options > Power Up:

 Enables a short beep sequence that takes place immediately after power-up. 

 
Beep Options > Error:

 This beep may be triggered by any input event if programmed to do so. For example, if a 

long press on the Mode Input is not assigned to a function, it may be configured to generate the error beep. 

 
Beep Options > Mode:

 This is used to indicate to the user when a mode has been enabled or disabled. 

 
Voice Compression:

 If checked the VM-3 can store up to 3-minutes of voice. If left unchecked the VM-3 can 

store up to 2.25 minutes of voice, but with a higher level of audio quality. 
 

 

Содержание VM-3-SM1

Страница 1: ...1 VM 3 SM1 Speaker Microphone with Voice Storage Manual Revision 2012 04 20 Covers Software Revisions VS 1XXX 01 53 00 Higher...

Страница 2: ...Power Save 90 5 5 cycle 12 5 mA Operating Temperature 30 60 C Frequency Response 300 3000 Hz Input Impedance 33 Input Level RX 0 05 2 5 VPP INSTALLATION OVERVIEW 1 Test the radio for functionality 2...

Страница 3: ...s recorded In addition to the long recording time one of the main benefits of the VM 3 voice storage module is that the recording blocks are not set in stone like most other voice storage modules If t...

Страница 4: ...n an individual radio basis J1 8 SPK Ground SPK If connecting to a radio with a double ended speaker then connect this line to the negative side of the speaker connection on the external mic connector...

Страница 5: ...n mark appears and right click a definition of the feature will be shown After entering the parameters save the file by going to File Save As Enter the file name in the File Name block and click Save...

Страница 6: ...Settings Decay Time This sets the time before the unit will drop the VOX detection Be certain to set this long enough so that you do not have drop outs between words or on brief pauses Beep Options Po...

Страница 7: ...s checked playback mode will be stopped when COR or VOX becomes active so that receiver audio can be heard The message playing at the time playback is stopped will not be erased PTT Stops Record Mode...

Страница 8: ...ch function record start or stop playback start or stop etc COR Active Polarity This sets whether the unit looks for an active low or active high to start recording the received audio COR Debounce If...

Страница 9: ...is sets the polarity necessary for the unit to assert the PTT of the radio These fields set how the switch is used short press long press or double press and for which function record start or stop pl...

Страница 10: ...he slider for the desired beep volume This level is expressed as a percentage of max voice audio level Playback Level This sets the volume level of the recorded voice to the radio s speaker Transmit L...

Страница 11: ...11 See the next page for instructions on the Voice Audio Levels...

Страница 12: ...ith taking measurements 1 A method for controlling transmitter modulation is required for accurate measurements in the TX mode A small speaker held in place near the microphone by a rubber band can se...

Страница 13: ...ing as Record Start Toggle Record Start Stop or Playback Stop Record Start will cause the unit to record incoming transmissions when COR is detected Pressing the button in the manner assigned in progr...

Страница 14: ...he radio However some features may not be available in the radio when an option board is used If a feature is not available please contact Midian to see if the feature can be added MIDIAN CONTACT INFO...

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