3 GETTING ACQUAINTED

#1 #2 #3#4 #5

 

ATT

 

 

 

 

 

 

 

ANT

DOWN

UP

 

 

 

 

 

 

 

VOX

FULL/SEMI

AIP

 

 

 

 

 

 

 

 

 

 

 

HF TRANSCEIVER

 

TS-870

 

 

AT TUNE

THRU/AUTO

 

METER

PROC

MONI

1

CH 1

6

M.IN

SEND

 

AGC

KEY SPEED

PROC

MONI

 

 

 

 

 

 

 

4

6

2

CH 2

7

M>VFO

 

 

 

 

2

8

3

CH 3

8

SCAN

PHONES

 

 

 

 

 

 

 

 

 

 

SLOW

 

FAST

 

 

 

 

 

 

 

 

OFF

 

0

1 0

4

CH 4

9

CLR

MIC

 

CAR

DELAY

MIC

PWR

 

 

 

 

 

 

4

6

4

6

5

REC

0

F.LOCK

 

 

 

 

 

 

 

2

 

8

2

8

 

QUICK MEMO

 

 

0

1 0

0

1 0

 

 

 

 

 

 

 

 

 

 

 

M.IN

 

MR

ON AIR

ENTER

FINE

AT TUNE

TF-SET

1MHz

MODE

A=B

MENU

LSB

 

 

/USB

RX

TX

 

 

A

CW/— R

 

 

 

 

B

FSK

 

 

/— R

 

 

 

 

M.CH

FM/AM

 

 

DOWN

 

UP

DIGITAL SIGNAL PROCESSOR

AUTO

BEAT

 

 

 

 

#6

NOTCH

CANCEL

N.R.

TX EQ.

LO/WIDTH

FILTER

HI/SHIFT

 

RIT

XIT

 

CLEAR

NB

#7

RIT/XIT

 

 

AF

RF

#8

 

 

 

 

4

6

#9

 

 

 

 

 

 

 

 

 

2

 

 

8

 

 

 

 

0

1 0

 

M.CH/VFO.CH

 

 

NB

SQL

 

 

 

 

 

4

6

 

 

 

 

2

 

 

8

 

 

 

 

0

1 0

 

Note: Only Auto Notch #2, or Beat Cancel #3, or Noise Reduction

#1VFO/ Memory channel buttons

Press to select VFO A, VFO B, or a memory channel for receive or transmit. If a receive button is pressed, the same VFO or memory channel is selected for transmit and receive. However, pressing a transmit button selects only that VFO or memory channel for transmit {page 42}.

RX A button

Selects VFO A for receive and transmit {page 19}.

TX A button

Selects VFO A for transmit {page 42}.

RX B button

Selects VFO B for receive and transmit {page 19}.

TX B button

Selects VFO B for transmit {page 42}.

RX M.CH button

Selects memory channel mode for receive and transmit {page 55}.

$0

#4can be used at one time. They cannot be activated at the same time.

#4N.R. button

In SSB, CW, FSK, or AM mode, press to switch the Noise Reduction function ON or OFF. This function offers a choice of digital filtering methods for reception {page 53}.

#5TX EQ. button

In SSB or AM mode, press to switch the Transmit Equalizer function ON or OFF. This equalizer function includes high boost, low boost, and comb filter functions {page 47}.

#6FILTER LO/WIDTH and HI/SHIFT controls

These controls allow total flexibility in all modes for digitally changing the receive pass band characteristics for optimum reception {pages 51, 52}.

#7RIT button

Press to switch the Receive Incremental Tuning function ON or OFF. The RIT function allows you to change your receive frequency without affecting your transmit frequency {page 44}.

#8CLEAR button

TX M.CH button

Selects memory channel mode for transmit {page 42}.

#2AUTO NOTCH button

Press to reset the RIT/XIT frequency offset to zero {pages 44, 45}. Also erases entered digits at any time the keypad is being used to enter data {page 22, 48}.

#9XIT button

In SSB mode, press to switch the Auto Notch function ON or OFF. Auto Notch can automatically locate and remove interfering signals from the receive IF pass band {page 52}.

#3BEAT CANCEL button

Press to switch the Transmit Incremental Tuning function ON or OFF. The XIT function allows you to change your transmit frequency without affecting your receive frequency {page 45}.

$0UP/DOWN buttons

In SSB or AM mode, press to switch the Beat Cancel function ON or OFF. Beat Cancel works at AF to remove interfering signals {page 52}.

Press to step through all Amateur bands consecutively {page 20}. If the 1MHz Step function is ON, then pressing these buttons steps the transceiver in 1 MHz increments {page 20}. These buttons are also used to make selections from the Menu {page 24}, and to check Start and End frequencies for the Scan function {page 60}.

13

Page 19
Image 19
Kenwood TS-870S RX M.CH button, #5TX EQ. button, #6FILTER LO/WIDTH and HI/SHIFT controls, #8CLEAR button TX M.CH button

TS-870S specifications

The Kenwood TS-870S is a distinguished transceiver that stands out in the world of amateur radio, particularly for enthusiasts who seek a blend of advanced technology and user-friendly features. Introduced in the early 1990s, this HF transceiver quickly gained a reputation for its exceptional performance, versatility, and reliability, making it a favorite among operators worldwide.

One of the most noteworthy features of the TS-870S is its direct-sampling technology, which allows for superior signal fidelity and processing. This technology enables the transceiver to operate across a range of 160 meters to 10 meters, catering to both casual and serious operators. Its high-performance 16-bit digital signal processing (DSP) facilitates effective noise reduction and filtering capabilities, enhancing the overall clarity during transmission and reception.

In terms of power, the TS-870S boasts an output of 100 watts, providing ample power for various communication needs. The transceiver is equipped with an automatic antenna tuner, which simplifies the task of matching the antenna to the operating frequency, ensuring optimal performance without the hassle of manual adjustments.

Another significant aspect of the Kenwood TS-870S is its user interface, featuring a large, easy-to-read display, and a logically arranged control layout. This makes it accessible for both novice and experienced operators. The built-in memories allow for quick storage and access to favorite frequencies and settings, enhancing operational efficiency.

The Kenwood TS-870S also includes various advanced features such as an optional 2.4 kHz and 6 kHz roofing filter which provides improved performance in crowded band conditions. The receiver's dual VFOs (Variable Frequency Oscillators) enable simultaneous monitoring of two frequencies, which is particularly useful for operators who need to keep track of multiple signals or engage in cross-band communication.

Apart from its technical specifications, the TS-870S is constructed with durability in mind, ensuring that it can withstand the rigors of frequent use. It supports various operating modes, including SSB, CW, AM, and FM, making it a versatile choice for diverse amateur radio activities.

In conclusion, the Kenwood TS-870S combines advanced technology with user-friendly characteristics, offering amateur radio operators an exceptional tool for communication. With its innovative features, robust performance, and flexibility, it continues to be a respected choice among radio enthusiasts, solidifying its legacy in the realm of amateur radio.