Vectronics CK-200 - Manual (Page 3)

CK-200 Instruction Manual Electronic CW Keyer
3
Rear Panel
Figure 3. CK-200 Rear Panel.
1. Positive Keying Output jack is a 3.5 mm stereo jack that accepts a stereo
or mono plug where the keying output is available only at the tip of the plug
(the ring of the plug is not connected).
2. Relay Keying Output jack is a 3.5 mm stereo jack that accepts a stereo
plug where the tip and ring of the plug form output contact.
3. Negative Keying Output jack is a RCA phono jack where the keying
output is available at the center pin of the plug.
4. Keyer Paddle jack is a ¼ inch stereo jack where the tip is connected to the
dot level and the ring is connected to the dash level.
5. Power jack is a 2.1 mm coaxial jack with positive center and negative
sleeve that accepts 9 to 16 volts DC power supply. Use of this jack
disconnects the internal 9-volt battery.
Installation
1. A 9-volt battery (not included) may be installed. Remove the cover by
removing the two screws (one on each side) that secure it. A battery holder,
located inside the enclosure, is provided for installing a 9-volt battery.
2. A 12 Vdc power supply may also be used to power the CK-200. A 2.1 mm
coaxial plug with a positive center and a negative sleeve should be used to
power this unit. The MFJ-1312B, an optional 12 volts adapter, is available
from MFJ Enterprises, Inc. The battery is automatically disconnected when
external power is used.
CK200 Electronic Keyer VECTRONICS AC ADAPTER
POSITIVE RELAY NEGATIVE KEYER PADDLE 9 VDC
OUTPUT
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