Kenwood TS-830S Instruction Manual page 22

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5.1 OPTIONAL ACCESSORIES
The following optional accessories are available for use with
the TS-830S.
@ REMOTE VFO
VFO-230:
The VFO-230 digital VFO provides maximum efficiency
and flexibility for all operating conditions, including
split-frequency operation, by combining a 20 Hz step
digital VFO with five memories.
VFO-240:
The VFO-240 is an all solid-state VFO with high stabi-
lity, designed to match the TS-830S in design and
performance.
The T-F switch makes it possible to check the transmit
frequency while in the receiving mode.
@ ANTENNA TUNER
AT-230:
The AT-230 antenna tuner includes the three new
bands and such functional features as a through-line
wattmeter, SWR meter and antenna selector switch.
@ EXTERNAL SPEAKER
SP-230:
The SP-230 is a low-distortion speaker with selectable
frequency response for high intelligibility in any mode.
The frequency response is determined by the built-in
audio filters, which are effective in improving
signal-to-noise ratio under certain interference
conditions, or when receiving weak signals.
® LINEAR AMPLIFIER
TL-922A:
The TL-922A is an HF linear amplifier operating at
maximum legal power, and employing a pair of 3-500Z
high performance transmitting tubes.
VFO-230
SP-230
22
VFO-240
TL-922A
AT-230
SM-220 (with BS-8)