Kenwood TS-870S Power Sources, Power Cable Protection, Electrical Shocks, Power Lines, Heat

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PRECAUTIONS

Please read all safety and operating instructions before using this transceiver. For best results, be aware of all warnings on the transceiver and follow the provided operating instructions. Retain these safety and operating instructions for future reference.

1Power Sources

Connect this transceiver only to the power source described in the operating instructions or as marked on the transceiver itself.

2Power Cable Protection

Route all power cables safely. Ensure the power cables can neither be walked upon nor pinched by items placed near or against the cables. Pay particular attention to locations near AC receptacles, AC extension bars and points of entry to the transceiver.

3Electrical Shocks

Take care not to drop objects or spill liquids into the transceiver through enclosure openings. Metal objects, such as hairpins or needles, inserted into the transceiver may contact voltages resulting in serious electrical shocks. Never permit children to insert any objects into this transceiver.

4Grounding and Polarization

Do not attempt to defeat methods used for grounding and electrical polarization in the transceiver, particularly involving the input power cable.

5Outdoor Antenna Grounding

Adequately ground all outdoor antennas used with this transceiver using approved methods. Grounding helps protect against voltage surges caused by lightning. It also reduces the chance of a build-up of static charges.

EXAMPLE OF ANTENNA GROUNDING

 

ANTENNA

 

LEAD IN

GROUND

WIRE

CLAMP

ANTENNA

 

 

DISCHARGE UNIT

 

GROUNDING

 

CONDUCTORS

ELECTRIC SERVICE

GROUND CLAMPS

POWER SERVICE GROUNDING

EQUIPMENT

 

ELECTRODE SYSTEM

6Power Lines

Minimum recommended distance for an outdoor antenna from power lines is one and one-half times the vertical height of the associated antenna support structure. This distance allows adequate clearance from the power lines if the support structure should fail for any reason.

7Ventilation

Locate the transceiver so as not to interfere with its ventilation. Do not place books or other equipment on the transceiver that may impede the free movement of air. Allow a minimum of 4 inches

(10 cm) between the rear of the transceiver and the wall or operating desk shelf.

8Water and Moisture

Do not use the transceiver near water or sources of moisture. For example, avoid use near bathtubs, sinks, swimming pools, and in damp basements and attics.

9Abnormal Odors

The presence of an unusual odor or smoke is often a sign of trouble. Immediately turn the power OFF and remove the power cable. Contact a dealer or the nearest Service Center for advice.

10Heat

Locate the transceiver away from heat sources such as radiators, stoves, amplifiers or other devices that produce substantial amounts of heat.

11Cleaning

Do not use volatile solvents such as alcohol, paint thinner, gasoline or benzene to clean the cabinet. Use a clean cloth with warm water or a mild detergent.

12Periods of Inactivity

Disconnect the input power cable from the power source when the transceiver is not used for long periods of time.

13Servicing

Remove the transceiver’s enclosure only to do accessory installations described by this manual or accessory manuals. Follow provided instructions carefully to avoid electrical shocks. If unfamiliar with this type of work, seek assistance from an experienced individual, or have a professional technician do the task.

14Damage Requiring Service

Enlist the services of qualified personnel in the following cases:

a)The power supply or plug is damaged.

b)Objects have fallen or liquid has spilled into the transceiver.

c)The transceiver has been exposed to rain.

d)The transceiver is operating abnormally or performance has degraded seriously.

e)The transceiver has been dropped or the enclosure damaged.

i

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Contents TS-870S Applicable Model Writing Conventions FollowedKEY2 Cleaning Power SourcesPower Cable Protection Power LinesContents Memory Features Rejecting InterferenceScan Specifications Appendices MaintenanceOptional Accessories Installing OptionsIntroduction DSP Maximum SIGNAL/ Minimum NoiseFeatures Supplied AccessoriesInstallation Antenna ConnectionTransmission Line MHz 14 MHz 30 MHz Lightning Protection DC Power Supply ConnectionInstallation Ground ConnectionAccessory Connections Front PanelRear Panel Pin Function Computer Interface COMRtty Equipment Rtty and ACC Linear Amplifier RemoteAccessory Equipment ACC Antenna Tuner ATSM-230 Station Monitor if OUT PKD Pin No. Pin NameANO GND PSQ Smet PKSYour First QSO First QSO Getting Acquainted Front Panel6KEY Speed control @4QUICK Memo M.IN button@5QUICK Memo MR button CW/ÐR button @7Tuning controlEnter button LSB/USB button#6FILTER LO/WIDTH and HI/SHIFT controls #3BEAT Cancel buttonRX M.CH button #5TX EQ. buttonUP/DWN buttons Microphone$4RIT/XIT control $7M.CH/VFO.CH controlRear Panel 2MONI Display0AUTO 1PROC9TONE 5MENU7SPLIT 8RIT#7M.SCR #2ON AIR#3AT Tune #4FSKOperating Basics Switching Power ON/OFFAdjusting Volume Adjusting SquelchSelecting Mode Operating Basics Equalizing VFO Frequencies A=BChanging Bands Changing Step Sizes Fine TuningQuick Changes Operating BasicsFront Panel Meter Operating Basics Direct Frequency EntryMeter on Microphone Gain Selecting Transmit PowerTransmitting Transmit Carrier LevelTemporary Menu Resetting Menu SetupWhat is a MENU? Menu AccessLO/WIDTH and HI/SHIFT controls Menu ConfigurationMenu Setup Menu Item Function Selections DefaultM.CH/VFO.CH control Setting Baud Rate bps Stop Bits Cross Reference for Menu Functions Sstv Frequencies CommunicatingSSB Transmission Slow Scan TV/ FacsimileTX SIDETONE/ RX Pitch Frequency Switching TX/RX ManuallyCW Transmission CommunicatingCW Reverse Receive Setting Delay TimeCommunicating Semi BREAK-IN Full BREAK-INKEY Speed control Function DefaultCommunicating Electronic Keyer Activity ConsultEmulation Options Multiple-Button FunctionsCW Message Playback Storing CW MessagesTo check an Inquiry function Press CH 3+CH Inquiry Command DescriptionErasing CW Messages Inquiry FunctionsPress CH 1+CH Function CommandsEmbedded Functions Serial Number OptionsOption d Leading Other Nines Press RX a or RX B FM TransmissionFM Repeater Operation Press RX B or RX aSelecting Subtone Frequency Continuous or Burst Subtones?Arrl 10-METER Band Plan AM Transmission Digital OperationRtty Frequency Shift Keying Amtor ERROR-CHECKING Modes AMTOR/ PACKET/ PACTOR/ G-TOR/ CloverMode Meaning Rtty FrequenciesPacket Frequencies SPLIT-FREQUENCY OperationSatellite Operation Communicating TF-SET Transmit Frequency SETAGC Automatic Gain Control RIT Receive Incremental TuningOperating Aids ReceivingTransmit Inhibit XIT Transmit Incremental TuningOperating Aids VOX VOICE-OPERATED TransmitTransmit Monitor Mode Transmit Sampling PointOperating Aids Speech Processor SSB/AM Changing Frequency While TransmittingMicrophone AGC Changing Transmit BandwidthTransmit Bandshift Equalizing Transmit AudioPress MENU+ Automatic ModeAutomatic Mode Boundaries Using Automatic ModeInternal Tuner Presetting Internal Tuner onlyPreset Bands for Internal Tuner Automatic Antenna TunerOperating Aids AT-300 External Tuner Optional Communication ParametersMenu No Baud Rate Stop Bits If Shift CW Slope Tuning SSB/AMRejecting Interference DSP ToolsAdaptive Filters Beat Cancel SSB/AMRejecting Interference Auto Notch SSB CW/FSK/FMAttenuator Setting Spac TimeNoise Blanker AIP Advanced Intercept PointMemory Channel Data Memory FeaturesConventional or Quick MEMORY? Conventional MemoryQuick Channel Search Memory FeaturesMemory Channel Recall Split-Frequency ChannelsMemory \ VFO Transfers Memory TransferMemory Channel Scroll Temporary Frequency ChangesChannel Full ResetErasing Memory Channels Channel to Channel TransfersProgrammable VFO Function Memory Features Storing Scan Limits in CHTemporary Frequency Changes Quick MemoryStoring Into Quick Memory Recalling from Quick MemoryConfirming START/END Limits ScanProgram Scan Scan HoldALL-CHANNEL Scan Memory ScanScan Busy Frequency StopMemory Channel Lockout Setting Scan SpeedProgrammable Function Buttons Microprocessor ResetSwitching ANT 1/ ANT Operator ConveniencesOperator Conveniences Assigning Functions Beep FunctionQuick Data Transfer Alarm NotificationSetting UP Display DimmerTransferring Data Using Quick TransferOperator Conveniences ConnectionsChecking Messages DRU-3 Digital Recording System OptionalRecording Messages Message PlaybackTransmitting Messages Manual TX/RX VS-2 Voice Synthesizer OptionalContinuous MULTI-CHANNEL Playback Altering INTER-MESSAGE IntervalCleaning MaintenanceService Service NoteInternal Adjustments MaintenanceReference Frequency Calibration Problem Symptom Probable Cause Corrective Action TroubleshootingPress LSB/USB, CW/-R,FSK/-R, or SWR PG-2Z Optional AccessoriesDRU-3 PC-1ADRU-3 Digital Recording Unit Installing OptionsRemoving the Case VS-2 Voice Synthesizer UnitSO-2 TEMPERATURE-COMPENSATED Crystal Oscillator Tcxo Installing OptionsFSK, FM SpecificationsFSK, AM SpecificationsAppendix a Learning about DSP HF Beacons Appendix B PropagationInformation NCDXF/IARU Beacon NetworkFreq kHz Call Sign Receiver for Swling Appendix C General CoverageHardware Description Appendix D COM Connector ProtocolCommands Command DescriptionBAD Command Examples Parameter DescriptionParameter Table Subtone Table for Format NO.14 Computer Control CommandsTypes of Commands TerminatorCommand USE Precautions Error MessagesParameter Menu Selection Table for EX COMMAND, ParameterMenu Menu Item Command Tables Reading Command TablesBusy ID Identification Set Mixer RA RF Attenuator XIT DRS DSPTOR Rtty SSB Sstv AGCSstv FSK TOR
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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.