9 MEMORY FEATURES

■ Temporary Frequency Changes

MEMORY TRANSFER

After recalling a memory channel, it is possible to

■ Memory \ VFO Transfers

change the displayed frequency without altering the

frequency that is actually stored in that memory

This function transfers the contents of the current

channel. After changing the frequency, you could

memory channel to the currently selected VFO. A

then store the new frequency in a memory channel if

Tone frequency stored in a memory channel is not

you wanted to save it for future use.

transferred to the VFO since the Tone is set via

 

1 Set Menu No. 49 (CH.SHIFT) to ON.

Menu No. 57 (SUB.TONE) when in VFO mode.

2 Recall a memory channel.

In Memory Recall mode, press [M>VFO].

3 Turn the Tuning control to select the frequency

Note: If a memory channel is recalled, then the recalled data is

that you want.

changed but not saved to the memory channel, pressing

[M>VFO] transfers the new data to the VFO.

¥ You can change operating mode by pressing

This table illustrates how memory channel data

[LSB/USB], or [CW/–R], or [FSK/–R], or

transfers to the VFOs and which VFOs are selected for

[FM/AM]. This is true whether Menu No. 49

receive and transmit after the transfer.

(CH.SHIFT) is ON or OFF.

Simplex channels:

 

 

Channel data

 

Note: Memory channels can be tuned in this manner while

 

 

 

using the TF-SET function.

Split-frequency

 

RX

 

TX

 

 

 

 

 

 

 

channels:

 

data

 

data

MEMORY CHANNEL SCROLL

Memory Scroll allows you to check memory channels without changing your current receive frequency. Only the display changes; the receiver doesnÕt alter its receive frequency. This function could be useful if, while monitoring a frequency, you wanted to consult the frequencies stored in your programmed memory channels.

1Press [M.IN].

¥The memory channel that was last selected appears. This is the same channel that would be selected if [RX M.CH] were pressed.

AGC AUTO

M.CH

USB

M. SCR

2Turn the M.CH/VFO.CH control, or press Mic [UP] or [DWN], to step through the memory channels.

3 To exit Memory Scroll, press [CLR], or [SEND], or

Mic [PTT].

¥

The transceiver re-displays the memory channel

 

or VFO frequency that was selected before you

 

activated Memory Scroll. This is true even if you

 

scrolled through some memory channels.

¥

Another way to exit is to close your CW key while

 

Before

 

Pressing

Type of Memory Channel

[M>VFO]

 

RX

TX

 

 

 

Simplex channel

M.CH

M.CH

 

 

 

Simplex channel

M.CH

VFO

 

 

A

Simplex channel

M.CH

VFO

 

 

B

Simplex channel

VFO

M.CH

 

A

 

Simplex channel

VFO

M.CH

 

B

 

Split-frequency channel

M.CH

M.CH

 

 

 

Split-frequency channel

M.CH

VFO

 

 

A

Split-frequency channel

M.CH

VFO

 

 

B

Split-frequency channel

VFO

M.CH

 

A

 

Split-frequency channel

VFO

M.CH

 

B

 

After Pressing [M>VFO]

RX

TX

1VFO VFO A or B A or B

VFO VFO

BA

VFO VFO

AB

VFO VFO

AB

VFO VFO

BA

VFO VFO

AB

VFO VFO

BA

VFO VFO

AB

VFO VFO

AB

VFO VFO

BA

the VOX function is ON.

1Memory channel contents are transferred to the last receive VFO that was selected.

56

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Kenwood TS-870S Memory Transfer, Memory Channel Scroll, Temporary Frequency Changes, Memory \ VFO Transfers
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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.
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