Heathkit GR-78 - Page 10

uf seneNoniver
Figure 5A
Fofer to Figure & (fold-out from this page) forthe folowing
stops.
(Position the Receiver on its side es shown,
CAUTION: In the following steps you willbe instructed to
‘reset
the
trimmer
capacitors
so
that
the
pointer
wil
track
‘roperly with the dial number, Be sure you do not change
‘the settings of the colls unis instructed to do so in step,
‘Thewe coils are eccuately realigned at the factory, If their
settings are changed without the use of proper instruments
and alignment procedure knowledge, the Receiver wil tune
impropery,
() Turn all the trimmer capacitors fully clockwise until
‘they just start to tighten, Than turn each trimmer
‘counterclockwisa the number of turns indicated inthe
following chart
‘This can be done quite accurately by placing a length of tape
‘on aserewdriver as shown in Figure 5A,
[ooo [rom [Tone
:
ws
118
14
us
in)
NOTE: The Receiver can be aligned with instruments oF
without instruments, Instrument alignment wil rsuft in an
imeresse in accuracy and sensitivity. However, i requires the
‘use of an RF generator that can deliver a modulated signal
from 190 kHe to 30 MHz, If « generator i avilable, proceed
to “Alignment With Instrument’ on Page 77. Otherwise
proceed with “Alignment Without Instruments.”