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DVS-2 Digital Voice System
Serving as either a continuous receiver recorder
for instant pushbutton playback, or microphone
audio recorder for multiple on air playback, the
DVS-2 applies the advantages of random-access
with a front panel switch to select between them. A
solid-state digital memory t ; serious communica-
phone jack is provided on the front panel to take
tions. All data is stored electronically, with no mov-
advantage of the audio filters with headphones.
ing parts except your finger and a pushbutton.
More information is on page 30.
FIF-232 C CAT System Interface
To control the FT-890 from an RS-232C serial
port of an external personal computer, use the
FIF-
With the optional LL-5 Phone Patch Unit instal-
2 3 2 ~ to convert the TI-L levels required by the
led
in the
SP-6, the FT-890 can be patched to the
transceiver to the RS-232C levels required by the
public telephone
The LL-5
a
h ~ -
serial port. A cable is included for connection be-
brid transformer circuit to assure proper imped-
tween the transceiver and the mF-232C (the cable
ante
matches, and gain
and
level meter to
to the computer must be provided separately). The
set proper audio levels on the telephone line.
FIF-232C includes its own AC power supply.
YH-77ST Lightweight Headphones
IF C y s tal Filter Options
For extra CW receiver selectivity, the 500-Hz
YF-100 or 250-Hz XF-455K-251-01 &pole crystal
filter may be installed in the 455-kHz 2nd IF of the
FT-890.
-
- -- - -
Dual samarium-cobalt transducers with sensi-
tivity of 103 dB/mW
(
2 dB @I kHz, 3552) provide
Also, for e~hancnd SSB and AM narrow receiver
the perfect match for the FT-890, taking full advan-
fidelity and ultimate attenuation, the YF-101 8-
tage of the spectacular audio performance.
pole, 2.6-kHz crystal filter may be installed in place
of the standard ceramic filter.
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