Radio Shack TRC-235, 21-1620 owner manual Channel Transmit Receive

Page 25

21-1620.fm Page 25

Thursday, August 5, 1999 11:16 AM

Channel

Transmit

Receive

 

 

 

 

 

 

16

27.155

26.700

 

 

 

17

27.165

26.710

 

 

 

18

27.175

26.720

 

 

 

19

27.185

26.730

 

 

 

20

27.205

26.750

 

 

 

21

27.215

26.760

 

 

 

22

27.225

26.770

 

 

 

23

27.255

26.800

 

 

 

24

27.235

26.780

 

 

 

25

27.245

26.790

 

 

 

26

27.265

26.810

 

 

 

27

27.275

26.820

 

 

 

28

27.285

26.830

 

 

 

29

27.295

26.840

 

 

 

30

27.305

26.850

 

 

 

31

27.315

26.860

 

 

 

32

27.325

26.870

 

 

 

33

27.335

26.880

 

 

 

34

27.345

26.890

 

 

 

35

27.355

26.900

 

 

 

36

27.365

26.910

 

 

 

37

27.375

26.920

 

 

 

38

27.385

26.930

 

 

 

39

27.395

26.940

 

 

 

40

27.405

26.950

 

 

 

Note: A crystal is marked with its fre- quency.

Follow these steps to change or install crystals in your TRC-235.

1.If the TRC-235 is on, turn OFF/VOL- UME fully counterclockwise until it clicks to turn it off.

2.Remove the batteries (if installed).

25

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Contents TRC-235 Battery Test Button and Battery Indica FeaturesFCC Information Fm Page 4 Thursday, August 5, 1999 1116 AM Contents Using the Power Jack and ALKALINE/NI-CD Switch Powering the CBUsing Batteries Fm Page 8 Thursday, August 5, 1999 1116 AM Fm Page 9 Thursday, August 5, 1999 1116 AM Testing the Battery Power Thursday, August 5, 1999 1116 AM Power jack Using Vehicle Battery PowerUsing AC Power Thursday, August 5, 1999 1116 AM External Antenna Thursday, August 5, 1999 1116 AM Operation Receiving Transmissions Adjusting SquelchThursday, August 5, 1999 1116 AM Transmitting When you finish speaking, release the buttonCommon Uses for a CB Radio CB Operation TipsCode Meaning Using Common 10-CODESCode Meaning Maximum Range CB CourtesyChannel Transmit Receive Adding CrystalsChannel Transmit Receive Thursday, August 5, 1999 1116 AM Channel C Channel B Channel a Symptom Suggestion TroubleshootingMaintenance Receiver SpecificationsThursday, August 5, 1999 1116 AM RadioShack Division of Tandy Corporation Fort Worth, Texas

TRC-235, 21-1620 specifications

The Radio Shack 21-1620, commonly referred to as the TRC-235, is a notable entry in the world of CB radios. Designed to cater to both novice and experienced users, this particular model embodies a blend of functionality, reliability, and user-friendly features.

One of the standout characteristics of the TRC-235 is its compact and portable design, making it an ideal choice for both mobile and stationary applications. The unit is compact enough to fit into tight spaces while still offering a robust set of features that enhance communication capabilities. With a durable construction, it is designed to withstand the rigors of transportation, whether in a vehicle or on a work site.

In terms of performance, the TRC-235 operates on the standard 40 CB channels, providing users with ample options for communication. This capability is essential for those who require clear and constant communication, especially in areas where other forms of communication may fail. Additionally, the radio features an adjustable RF gain control, which allows users to filter out unwanted noise and focus on the transmission quality. This adjustment enables clearer conversations, which is crucial in high-traffic areas.

The Radio Shack 21-1620 also comes equipped with several essential features designed to enhance usability. A built-in built-in speaker ensures clear audio output, while the external mic jack allows for the attachment of an external microphone, improving sound clarity further. The unit’s easy-to-read LED display displays channel and frequency information, helping users navigate through channels effortlessly.

Furthermore, the TRC-235 integrates advanced technology, such as automatic noise limiter circuitry, which significantly reduces background noise for clearer communication. The radio also supports a range of modulation types, including AM, which is standard in CB radios.

For those who appreciate versatility, the TRC-235 allows for seamless integration with other communication equipment, such as antennas and amplifiers, enhancing its performance and range.

In summary, the Radio Shack 21-1620 TRC-235 is a well-rounded CB radio that balances user-friendly features, durable construction, and advanced communication technology. It remains a reliable choice for those seeking effective communication solutions in various environments. Whether for recreational use or professional applications, the TRC-235 stands out as a trusted companion in the CB radio spectrum.