Panasonic WV-SW396 User Manual (en)

Input specification: No-voltage make contact input 
(4 V - 5 V DC, internally pulled up)
OFF: Open or 4 V - 5 V DC
ON: Make contact with GND (required drive current: 
1 mA or more)
Output specification: Open collector output (maxi-
mum applied voltage: 20 V DC)
Open: 4 V - 5 V DC by internal pull-up
Close: Output voltage 1 V DC or less (maximum drive 
current: 50 mA)
• Microphone/line input cable
Connect a monaural mini plug (ø3.5 mm).
 •  Input impedance: Approx. 2 kΩ
 •  Recommended cable length: 1 m {3.28 feet} or less 
(for microphone input)
10 m {32.8 feet} or less (for line input)
 •  Recommended microphone: Plug-in power type
 •  Supply voltage: 2.5 V ±0.5 V
 •  Recommended sensitivity of microphone: –48 dB
±3 dB (0 dB=1 V/Pa,1 kHz)
 •  Connect/disconnect the audio cables and turn on the
power of the camera after turning off the power of the 
audio output devices. Otherwise, loud noise may be 
heard from the speaker. 
• Audio output cable
Connect a stereo mini plug (ø3.5 mm). (Audio output 
is monaural.) Use an external speaker with amplifier. 
 •  Recommended cable length: 10 m {32.8 feet} or less
 •  Make  sure  that  the  stereo  mini  plug  is  connected  to
this cable. When a monaural mini plug is connected, 
audio may not be heard. 
When connecting a monaural speaker with amplifier, 
use an optional conversion cable (mono-stereo).