DRAKE 806DM 사용 설명서 - 페이지 4
{카테고리_이름} DRAKE 806DM에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. DRAKE 806DM 8 페이지. Agile ntsc demodulator
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Front and Rear Panel Controls and Connections
Front Panel Controls and Indicators
F1 - CHANNEL Number Display
Displays off air broadcast channels (ANTENNA mode)
with an "A" followed by a channel number.
In cable mode, a three digit channel number is displayed.
Also displays CATV channels with a 3 digit numeric
display of the EIA channel number.
F2 - LOCK / UNLOCK Switch
Press to lock or unlock the channel selection and
ANTENNA/CABLE functions. The unit is locked when a
decimal point is displayed between the 2nd and 3rd digits
in the display.
F3 - CHANNEL
/
Select Switch
These buttons are used to increment or decrement the
selected channel. The channel can only be changed
when the unit is unlocked (decimal point is not illuminated
between 2nd and 3rd digits). See F2 .
Rear Panel Connections
R1
R2
VIDEO
AUDIO
OUTPUT
OUTPUT
R1 - VIDEO OUTPUT Connector
This is the 75 Ohm baseband video output at a nominal
1.0 Vp-p level which is adjustable with the front panel
VIDEO LEVEL control
R2 - AUDIO OUTPUT Connector
This is the demodulated audio output at a nominal
350 mV rms. This level is adjustable with the front panel
AUDIO LEVEL control.
R3 - RF Input Connector
This is the 75 Ohm input to the demodulator circuits from
an off-air television receiving antenna or from a CATV
cable input.
F1
F2
F3
F4
CHANNEL
LOCK
CHANNEL
ANTENNA
UNLOCK
CABLE
Figure 1
F4 - ANTENNA / CABLE Switch
Press to toggle between ANTENNA and CABLE channel
tuning. When the ANTENNA mode is selected, an "A" will
be displayed in the far left position of the channel display.
See F1 . The ANTENNA/CABLE selection can be made
only if the unit is unlocked. See F2 .
F5 - AUDIO Output Level Control
Use this control to adjust the demodulated audio output
level presented at R2 .
F6 - VIDEO Output Level Control
Use this control to adjust the demodulated video output
level presented at R1 .
R3
ANT/CABLE
INPUT
Figure 2
R4 - AC Receptacle
Provides a 115 VAC convenience outlet for powering of
other modulators, etc.
R5 - LINE CORD
This is the AC power line. Connect to a nominal 115 VAC
±10%, 60 Hz source.
F5
F6
806DM AGILE NTSC DEMODULATOR
AUDIO
VIDEO
LEVEL
LEVEL
R4
R5
120 VAC
60 Hz 10 W
600 VA MAX