2.
DESCRIPTION
2.1 GENERAL
The Type 2619 preamplifier
and
the
accessories
supplied
are
shown in
Fig.2.1.
Fig.2.1.
The
Type
2619
Preamplifier
with
the Accessories supplied.
The
accessories
are:-
DB
0375
JJ
2615
UA
0196
screw thread adaptor
for
1"
microphone cartridges.
coaxial
input
plug adaptor
for
miniature
cables.
flexible gooseneck extension
Adaptors
UA
0035
for
1/4"
cartridges, and
UA
0036
for
1/8"
cartridges
are
also
available.
The preamplifier
without
adaptors takes 1
/2"
microphone cartridges di-
rectly. Thus the Type 2619
is
a universal microphone preamplifier, covering
the
whole
range
of
B&K
condenser microphones. A heating coil
is
built
into
6