Data Sheet

JK Audio
© 2019, JK Audio, Inc.
1311 E. 6th St. Sandwich, IL. 60548
jkaudio.com
info@jkaudio.com
800.552.8346 • 815.786.2929
Se Habla Español
THAT-1™
Telephone Handset Audio Tap
Tap your phone with RCA Jacks.
Connect THAT-1
between your telephone and handset for quick access to
audio in and out of the telephone. The THAT-1 is used
by radio stations to record and play sound bytes, and by
computer and telephone companies to demonstrate their
computer voice services using a powered speaker.
Record and Play Audio Clips. Simply unplug the
handset coily cord from the base of your telephone and
plug it directly into the THAT-1. Then, using the supplied
cable, connect the THAT-1 back to the telephone. Now
connect your audio equipment or powered speaker using
the RCA jacks. The grey pushbutton selects which audio
will be sent into the telephone (Out = talking on the
handset, In = sending audio in through the RCA jack). The
output RCA jack contains a nice mix of the audio from
both sides of the conversation, as well as the tones being
pressed on the keypad. The volume control adjusts the
volume of the signal going to your powered speaker or
tape recorder.
Phone Compatibility. The THAT-1 will work with
many different types of analog and digital PBX and IP
telephones. The receive side of the THAT-1 (audio From
Phone), will work on any telephone. To send audio into
the telephone (To Phone), the telephone must have
an electret type microphone in the handset. If your
telephone has a round mouthpiece, or if you intend
to use this product on many different telephones, you
should consider our model THAT-2 which is compatible
with a variety of telephone systems. THAT-1 does not
work with cordless or cell phones, or any telephone with
a keypad in the handset.
SPECIFICATIONS
Line Input
RCA:
20k ohms
250 mV RMS (+12 dBu nom)
Output
RCA:
2800 ohms
100 mV RMS (-16 dBu nom)
Phone Line:
RJ22
Handset Type:
Electret
Size:
3.7” x 1.6” x 1.3” (9.4 x 4.1 x 3.3 cm)
Weight:
6.1 oz
Isolation
Transformer
Isolation Transformer
Signal Limiter
Handset Jack
to Phone
RCA
Output
RCA
Input
Handset Jack
from Handset
FEATURES
QT T1 T2 VP
» Works with Analog, Digital, PBX,
or VoIP Telephones
» 1/8" (3.5mm) Mono Audio Input
» 1/8" (3.5mm) Mono Audio Output
» RCA Input & Output
» XLR Input & Output
» Input Level Control
» Output Level Control
» Switch Selects Between Carbon,
Dynamic or Electret Handset Types
» Passive Design.
No Battery or AC Required
QuickTap, THAT-2 and Voice Path are shown for comparison:
QT = QuickTap T1 = THAT-1
T2 = THAT-2 VP = Voice Path
BLOCK DIAGRAM

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