OPERATING FEATURES

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1.Operation Featutes

The TK-9401941 s an 8001900MHz-band EFJ LTRIM- compat~bletrunked ladlo deslgned to operate In both trunked and convent~onamodes The programmable features ale summarlzed

1-1.General Transceiver Features

Any combination of 32 (MAX) trunked and conven- tional systems programmable.

Up to 250 (MAX) groups are programmable in each

system.

&digit alphanumeric characters pare programmable for each group.

Types system scan is selectable. System lockout for scanning. Time-out timer (Dispatohflelephone) CALL indicator

Clear-to-talk

External DTNlF decoder (The optional KDD-4 DTMF decoder is required.)

Test mode Horn alert port Data port

1-2.Trunked System Features

The following features are available with systems programmed for trunked transceiver operation.

Group Scan Transmit Inhibit

Telephone Interconnect (The optional microphone

with DTMF pad is required.)

Free System Ringback (This feature is available only when a telephone interconnect ID code is selected.) AUTO TEL (This feature is available only when a telephone interconnect ID code is selected.)

Talk-around (Can be set for each group.)

System Search

1-3.Conventional System Features

The following features are available with systems programmed for conventional transceiver operation.

Up t o 250 (MAX) channels are programmable in each system. (Channels are selected using the

2.Transceiver Controls and Indicators (Fig. 1)

2-1.Font Panel Controls

All the keys on the front panel ale momentary-type push buttons The funct~onsof these keys are ex- plained below

POWER key

Transceiver POWER key. When the power is switched off, all the parameters, such as the system and group, are stored in memory. When the power is switched on again, the system returns to the previous conditions.

-SYSTEM LIPIDOWN key

When the SYSTEM UPIDOWN key is pressed, the

system number t o be selected is incremented or decremented by one. When the key is held down, the

system number changes continuously. After the system number reaches the highest system number, it goes back t o the lowest system number. System

numbers not set are skipped.

GROUP UPIDOWN key

This key is operated in the same way as the SYS- TEM UPIDOWN key. When the system number is changed, the GROUP indicator shows the original group number (the last selected group number in each system). The group t o be set may differ by system.

tem scan func- of this key can

be disabled by pro

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Kenwood TK-940 service manual Operating Features
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TK-940 specifications

The Kenwood TK-940 is a highly regarded mobile two-way radio that has earned a reputation for its ruggedness, reliability, and excellent communication capabilities. Designed for professionals in various sectors such as public safety, transportation, and construction, the TK-940 incorporates advanced technologies to meet the demanding needs of users in the field.

One of the standout features of the TK-940 is its robust design, which complies with military specifications for durability. Its construction allows it to withstand harsh environmental conditions, making it suitable for outdoor and challenging work environments. The radio is also equipped with a water-resistant casing, ensuring that it can function reliably even in wet conditions.

The TK-940 operates in the VHF frequency range, providing wide coverage and strong signal penetration. With a power output of up to 110 watts, users can achieve long-range communication, essential for coordinating activities over large areas. The radio supports both analog and digital modes, allowing seamless integration into various communication systems while maintaining high audio clarity.

Another significant feature of the TK-940 is its enhanced audio quality. The radio is equipped with Kenwood's advanced noise cancellation technology, which minimizes background noise and ensures clear voice communication even in noisy environments. The audio output is powerful and adjustable, catering to individual user preferences.

Moreover, the TK-940 supports a variety of signaling options, includingDTMF, MDC-1200, and 2-Tone/5-Tone signaling, facilitating efficient communication. These signaling features enhance interoperability with other communication devices and systems, allowing users to communicate seamlessly with teams or dispatch centers.

Kenwood has also incorporated user-friendly functionalities into the TK-940. It boasts an intuitive user interface with programmable buttons, enabling quick access to essential features. The large, backlit display provides clear visibility and is easy to read in various lighting conditions.

The TK-940 is designed with safety in mind, featuring emergency alerts and lone worker protection, ensuring users can communicate their status in critical situations. Overall, the Kenwood TK-940 is a powerful and versatile mobile radio that combines durability, advanced technology, and user-friendly features, making it an ideal choice for professionals who require reliable communication in the field.
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