HF/6m Flagship Base Station  

Key Features 

HF/50MHz Flagship Base Station

200 watts output from 50V FET Push-pull PA stage

+40dBm Intercept Point RX

Main RX - Down Conversion on all bands

270Hz/500Hz/2.7kHz/6kHz/15kHz Roofing Filters

Sub RX - Down Conversion on 15/20/40/80/160M bands (as TS-590S RX)

500Hz/2.7kHz Roofing Filters

2 x TFT Colour Display screens

3 x DSP Processors

Built-in RTTY/FSK/PSK/QPSK Decoder/Encoder.

4 x SO-239 Antenna sockets plus RCA jacks for RX-only antenna input and external RX out. "Antenna Name" display function for the 4 SO-239 ports


10MHz Ref Clock I/O (BNC), External ATU port, Keyboard In, COM Port (Female 9-pin), Straight Key, Paddle/external Keyer, 2 x USB-A & 1 x USB-B ports, "ACC-2" Data/audio connector, "Remote" linear connector, analogue Meter Jack 3.5 mm, "DRV" low-level LF drive, Optical SP-DIF I/O, 2 x external speaker sockets, DVI-I Dual-link video port, LAN port

Supplied With 

AC Mains Cable Yes

Fuse Yes, 1 x 4A

Instruction Manual Yes, Includes Circuit Diagram

Line Filter Yes

Plugs Yes, 1 x 7-pin DIN

1 x 13-pin DIN

Amateur Radio General Features 

10 MHz Reference I/O Port Yes, Selectable as Off, Input or Output. Impedance = 50Ω. Input level = 0dBm ± 10dB. Output Level = 0dBm

"Band Elimination Filter" Yes, Offers selectable-width notch function (300-1200Hz in 100Hz steps) with selectable attenuation (20 - 80 dB in 20 dB steps)

Built-in CW Keyer with Message Memories Yes

Built-in Power Supply Switched Mode PSU

Built-in Voice Guide and Recorder Yes. Fully configurable guidance including operating status, SWR, TX power, menus.

Clock Yes, Two clock displays (local/time-zone) plus date. Can be updated from NTP servers via the LAN port

COM Port - D-sub 9-pin Yes

Connectivity 10MHz Ref Clock Oscillator I/O (BNC)

External ATU port

Keypad (3.5 mm jack)

COM Port (Female 9-pin)

Straight/Paddle Key/External Keyer (6.3mm jack)

2 x USB-A & 1 x USB-B ports

"ACC-2" Data/audio connector

"Remote" linear connector

Analogue Meter (3.5mm jack)

"DRV" low-level LF drive (RCA)

Optical I/O

2 x external speaker sockets (3.5mm jacks)

DVI-I Dual-link video port

LAN port

Connector for External ATU Yes

Connector for Remote/Linear Amp Yes

CTCSS Encoder/Decoder Yes, Single-tone and cross-tone functions

Data Connection for External TNC Yes

Digital Noise Limiter Yes

Digital Optical Ports Yes, Input = 44.1/48kHz 16/24-bit

Output = 48kHz 24-bit

Dimmer Key Yes - for displays and LEDs. 4 dimmer levels

Direct-access Band Buttons Yes, 10 buttons for Amateur bands 1.8 - 50 MHz plus 2 buttons for General Coverage. Up to 5 band-memories per button

Direct Frequency Entry Yes

"DRV" Low Level Drive Output Terminal Yes, RCA jack - 1 mW output covers 1.8 to 50 MHz bands plus the 135.80-137.70 kHz LF band.

Dual Receive Yes

DSP Devices 3 x Analog Devices Inc SHARC 32-bit DSP chips

for Main IF, Sub IF and Bandscope functions

DX Cluster Tune Function Yes, With compatible external Kenwood transceiver

Firmware Upgradeable via PC Yes

Firmware Upgradeable via USB Port Yes

Front Panel KeyPad Yes

FSK Reverse Mode Yes

Headphone Socket with Dual RX Output Yes, Main and sub-Band RX audio can heard either mixed, or separated to the left/right channels

High Frequency Stability Yes

Illuminated Front Panel Keys Yes

Key Beep Yes - adjustable + OFF

Key Lock Yes

LAN Port Yes

Loudspeaker Socket Two external loudspeakers can be connected via 2 x 3.5mm mono sockets. Impedance range 4 - 8 ohms

Memory Channel Lock-out Yes

Memory Channels with Alpha-tagging 120 Memory Channels

Memory Shift Function Yes

Menu System for individual set-up Yes, Switchable between CONFIG A and CONFIG B. Can also be saved to USB stick

Microphone Socket 8-pin "Chrome" type

Monitor Function Yes

Multiple Scan Functions Yes

Mute Function Yes

PC Radio Control Program (Option) Yes

Power-On Message Yes

Power-Off Timer Configurable, including Timed Audio Recording

Pre-amplifier Yes, Configurable per band

Pre-selector Yes, Configurable

Programmable Function Keys Yes, 2 Front Panel PF keys plus up to 8 external/mic keys

PSK31 Compatible Yes

Receiver Hi-cut/Lo-cut DSP Slope Filters Yes

Receiver Noise Blanker Yes

Receiver Notch Filter Function Yes

Remote Operation via the Internet ARHP-990 Software allows remote operation

Roofing Filter Equipped with 270Hz, 500Hz, 2.7kHz, 6kHz and 15kHz as standard, plus space for optional 6th filter

Screen Saver Yes, Configurable - two styles including 10-character text for callsign, name etc.

Sky Command 2 Yes, With compatible external Kenwood transceiver

Speech Processor Yes

Sub Receiver Yes, Equivalent to TS-590S main receiver

TFT Colour Display Yes, 2 TFT displays. 7" main display with operating information, Bandscope, Waterfall and touch-screen tuning function plus 3.5" sub display with audio scope, PSK tuning meter etc. Selectable background colours. 4 different styles of S-meter presentation. Sub-display includes X-Y function (FSK) or Vector function (PSK)

Time-Out Timer Yes

Transverter Display Function Yes - direct entry of transverter frequency

TX Audio Filter Yes

TX Functions Speech Processor (Adjustable In/Out Levels). Changeable TX Filter Bandwidth. TX Audio Monitor. TX DSP Equalizer. VOX (Adjustable Gain and Delay Time settings). MIC Gain Control. CAR Level Setting. Adjustable Power Output.

TX/RX Equalizer Yes

USB Port Yes, 2 x USB-A for flash drives/keyboard plus 1 x USB-B for PC connectivity

Variable LCD Brightness with Selectable Dimmer Yes, Four configurable settings

Video Display Port Yes, DVI port. Selectable 800x600 or 848x480 resolution

VOX Yes, Separately configurable for voice (SSB, FM & AM) or Data Mode. Adjustable Gain, Delay and Anti-VOX

Amateur HF Specifications 

HF Output Power 200 W SSB/FM/CW/FSK, 50 W AM

50 MHz RF Output Power 200 W SSB/FM/CW/FSK, 50 W AM

5 W Minimum Output for QRP operation Yes

A.C. Supply Voltage 220 - 240 V (50/60 Hz)

Antenna Impedance - 50 Ohm Yes

Antenna Tunable Range (160 - 6 m Bands) - 16.7 Ohm to 150 Ohm Yes

Audio Output Impedance - 8 Ohm Yes

Audio Output Power More than 1.5 W (8 Ohm, 10% distortion)

Continuous RX: 30 kHz - 60 MHz Yes, Within spec - 0.13 - 30 MHz & 50 - 54 MHz

Current Drain (approx.) TX - 840 VA Power Consumption

RX - 200 VA Power Consumption

Frequency Stability ± 0.1 ppm 0 °C to +50 °C

Microphone Impedance - 600 Ohm Yes

Modes A1A (CW), A3E (AM), J3E (SSB), F3E (FM), F1B (FSK) & G1B (PSK)

Notch Filter Attenuation Auto Mode - More than 60 dB

Manual Mode - More than 70 dB

Operating Temperature Range -0 °C to + 50 °C

Receiver Beat Elimination More than 40 dB

Receiver Circuitry Main RX - Double superheterodyne

Sub RX1 Down Conversion - Double superheterodyne

Sub RX2 Up Conversion - Triple superheterodyne

Receiver Frequency Range VFO Coverage = 30kHz - 60MHz

Main Band spec guaranteed = 0.13 - 30MHz/50-54MHz

Receiver IF Rejection Ratio Less than 70dB

Receiver Image Rejection Ratio HF - Less than 70dB

50MHz - Less than 60dB

Receiver Intermediate Frequencies Main RX - 1st IF 8.248 MHz/2nd IF 24 kHz (FM - 455 kHz)

Sub RX1 Down Conversion - 1st IF 11.374 MHz/2nd IF 24 kHz

Sub RX2 Up Conversion - 1st IF 73.095 MHz/2nd IF 10.695 MHz/3rd IF 24 kHz (FM - 455 kHz)

Receiver Selectivity SSB (LO:200/HI:2800 Hz) - More than 2.4 kHz @ -6 dB/Less than 4.4 kHz @ -60dB

CW/FSK/PSK (Width: 500 Hz): More than 500 Hz @ -6 dB/Less than 1.2 kHz @ - 60 dB

AM (LO:100/HI:3000 Hz) - More than 6 kHz @ -6 dB/Less than 12 kHz @ -60dB

FM - More than 12 kHz @ -6 dB/Less than 25 kHz @ -50dB

Receiver Sensitivity - 0.13 - 0.522 MHz SSB/CW/FSK/PSK = less than 0.5µV

AM = less than 6.3µV

Receiver Sensitivity - 0.522 - 1.705 MHz SSB/CW/FSK/PSK = less than 4µV

AM = less than 32µV

Receiver Sensitivity - 1.705 - 24.5 MHz SSB/CW/FSK/PSK = less than 0.2µV

AM = less than 2µV

Receiver Sensitivity - 24.5 - 30 MHz SSB/CW/FSK/PSK = less than 0.13µV

AM = less than 1.3µV

Receiver Sensitivity - 28 - 30 MHz (FM) Less than 0.22µV

Receiver Sensitivity - 50 - 54 MHz SSB/CW/FSK/PSK = less than 0.13µV

AM = less than 1.3µV

FM = less than 0.22µV

RIT Frequency Range ± 9.999 kHz

Transmitter Carrier Supression Less than -60 dB

Transmitter Frequency Response 300 Hz - 2700 Hz (within -6 dB)

Transmitter Modulation SSB/FM/AM = Balanced/Reactance/Low Power

Transmitter Spurious Radiation Less than -60dB

Transmitter Spurious Radiation - 50 MHz Less than - 66 dB

Transmitter Unwanted Sideband Supression Less than -60dB

XIT Frequency Range ± 9.999 kHz

Dimensions W x H x D = 460 x 182 x 449 mm including projections

Weight 24.5 kg


  • Product Code: TS-990S
  • Availability: In Stock

Tags: Amateur, transceiver