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Contact Details
Peter Miles
Northam, Western Australia
QRZ Page: VK6YSF
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KENWOOD TS-450S
The
TS-450S covers 1.8 - 30 MHz all-mode with 100 watts of r.f. output.
Below
are the detailed technical specifications and features for the Kenwood
TS-450S
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General
Specification
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Details
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Type
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HF
All-mode Transceiver
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Frequency
Coverage (TX)
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1.8–30
MHz (includes WARC bands)
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Frequency
Coverage (RX)
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100
kHz – 30 MHz
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Modes
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USB,
LSB, CW, AM, FSK
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Emission
Designators
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A3E,
J3E, F1B, A1A
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Antenna
Impedance
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50
ohms, unbalanced
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Power
Supply
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13.8
VDC ±15% (negative ground)
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Current
Drain
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RX:
1.5 A max, TX: 20 A max
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Dimensions
(W × H × D)
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270
× 96 × 318 mm (10.6 × 3.8 × 12.5 in)
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Weight
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Approx.
6.6 kg (14.6 lbs)
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Transmitter
Specification
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Details
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Output
Power
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100 W
(SSB, CW, FSK); 40 W (AM carrier)
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Modulation
Types
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Balanced
modulator (SSB), Low-level (AM)
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Harmonic
Suppression
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>50
dB
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Carrier
Suppression
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>40
dB
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SSB
Frequency Response
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300–2700
Hz
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Microphone
Impedance
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600
ohms
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Keying
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Semi/Full
break-in CW; External key jack
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Speech
Processing
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Built-in
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Reciever
Specification
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Details
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Receiver
Type
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Triple
conversion superheterodyne
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1st
IF
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73.05
MHz
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2nd
IF
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8.83
MHz
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3rd
IF
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455
kHz
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Sensitivity
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SSB/CW:
<0.2 µV (10 dB S+N/N), AM: <2 µV
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Selectivity
(SSB)
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2.4
kHz (–6 dB), >4.0 kHz (–60 dB)
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Selectivity
(CW)
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0.5
kHz (with optional filter YK-88C)
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Selectivity
(AM)
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6.0
kHz (–6 dB), >12 kHz (–50 dB)
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Audio
Output
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1.5 W
into 8 ohms @ 10% THD
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RIT/XIT
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±9.999
kHz
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IF
Shift
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Built-in
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AGC
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Fast/Slow/Off
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Noise
Blanker
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Built-in
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Features
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100
Memory Channels (with frequency and mode)
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CW
Full & Semi Break-in Operation
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Built-in
Antenna Tuner (in TS-450SAT model)
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RIT/XIT
(Receiver/Transmitter Incremental Tuning)
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IF
Shift for interference reduction
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RF
Gain and Squelch controls
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Dual
VFOs (A/B)
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Wide/Narrow
filter support (optional)
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Computer
Control (RS-232 with optional IF-232C interface)
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CW
Sidetone & Tone Control
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Selectable
AGC speeds
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Optional
narrow filters for CW and SSB (e.g. YK-88SN, YK-88C)
Rear
Panel Connectors
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SO-239
antenna connector
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13-pin
DIN accessory jack (ACC2)
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8-pin
DIN for AT or linear amp control
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RCA
key jack (CW)
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RS-232
(optional IF-232C interface for CAT control)
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External
speaker jack (3.5 mm)
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DC
power input (6-pin Molex)
Repairs,
maintenance and related projects
TOP
OF PAGE
Page initiated 26 June
2025
Page
last revised 05 July, 2025
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Space Weather
https://www.swpc.noaa.gov/
Notice Board
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VK6YSF JS8Call,
FSQ and
Olivia 8/250 operations.
Current
activity is generally, however not restricted to operations with
JS8Call, FSQ and Olivia 8/250 on the 20m and 40m band.
Proposed
band and mode activity
is often communicated on HamSpots: https://hamspots.net/js8/
or my profile on
X: https://x.com/vk6ysf97230
.
Feel free to contact
me to discuss or arrange a schedule for a contact.
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VK6MJM LF (136 kHz) and MF (474
kHz) Beacon
VK6MJM is a LF/MF station
located in Manjimup, Western Australia.
Mode: Mode: FST4W 300 (Similar to WSPR)
Station details were presented by
Peter Hall (VK6HP) at PerthTech 2024.Presentation PDF: Peter
Hall VK6HP at PerthTech
QRZ Page: VK6MJM
on QRZ.com
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