Swann MARK II - Installation Instructions; Initial Setup and Connections; Cable and Grounding; AC Power Connection

CAUTION: NEVER REMOVE THE CABINET OR BOTTOM PLATE WHEN POWER LINE VOLT-
AGE IS CONNECTED. HIGHLY LETHAL VOLTAGE IS USED IN THIS AMPLIFIER. ALLOW AT
LEAST ONE MINUTE FOR CAPACITORS TO DISCHARGE AFTER TURNING THE AMPLIFIER
OFF AND PULLING THE PLUG.
INSTALLATION
(d)
Connect
a
2
vonductor
line
from
auxiliary
(a)
Remove
the
amplifier
cabinet,
and
install
the
switching
contacts
on
the
driver
to
the
Relay
Con-
tubes.
They
should,
of
course,
be
handled
very
trol
jack
on
the
Mark
II.
When
using
the
Swan-
gently,
and
inserted
into
the
sockets
carefully.
250
as
a
driver,
the
2
conductors
connect
to
"C"*
Attach
the
plate
leads
firmly
but
carefully
to
and
"'T"
terminals
on
back
of
the
transceiver.
the
heat
dissipators.
Eimac
3-500Z
tubes
are
The
phono
type
plug
for
the
Mark
II
end
of
normally
being
supplied
with
the
Mark
IJ
ampli-
this
line
is
furnished
with
the
amplifier.
fier.
(e) Connect the antenna coax, or dummy load to
aR ee the POEL sup Pps cADKE antenthe A gessometie the output jack. If a low-pass filter is to be in-
amplifier, and install the High Voltage connec- ;
meme stalled to reduce TVI, connect it between the out-
tor. Be sure that this is done before the AC pow- ;
3 " : put jack and the antenna.
er supply is plugged in.
(c) Refer to the pictorial in Fig. 1 when making the (f) Connect a ground lead to the Mark II Chassis.
installation. Connect a short length of coaxial A water pipe connection or ground rod will be
cable (RG-58 or RG8) from the transceiver or suitable.
exciter to the coaxial input jack on the Mark II.
A PL-259 typeconnector is required atthe ampli- (g) AC power line connections. The Mark II power
fier end of the cable. This cable should be as supply is shipped from thefactory with terminals
short as practical and preferably not more than jumpered for 230 volt operation. There are three
5 feet long. NOTE: Swamping the exciter or wires in the AC power cord.
driver power with an attenuator is not normally
required with drivers up to 500 watt PEP input
rating. After proper tuning procedures have The black and white wires connect to 230 volts, and
been followed, the Mic. Gain control will be used the green wire conn. cts to the neutral or ground leg.
to set the level of drive. If the driver is called A 3 terminal AC plug will be required. This plug
on for less than its maximum power, distortion is not furnished because of the many different types
products will be less, and overall performance being used. Therefore, it will be necessary to secure
improved. a plug of the type which will fit your 230 volt outlet.
JONES PLUG
FUSES
BACK OF
MARK II
} BACK OF SWAN
240 - 350 - 400
ANT OR 500
(EER ( ay WZ )) ae
ETRE ASE DREGE EES,
Se. Yq RG-58
| 5 FT, MAX
POWER CABLE
PLO-PASS TVI |p 9 COAXIAL
(ce aa he GROUND WIRE dear rc CABLE TO
TO WATER PIPE ANTENNA
OR GROUND ROD
ee al INSTALLATION, REAR VIEW
FIG. 1 INSTALLATION, REAR VIEW