Ranger RCI-2970N2 Mobile Amateur Transceiver Instruction Manual

1. Introduction

The Ranger RCI-2970N2 is a high-performance mobile amateur transceiver designed for operation on the 10 and 12 meter bands. This unit offers multiple modes including AM, FM, USB, LSB, and CW, with a maximum output power of 200 Watts PEP. It features microprocessor control, an enhanced receiver, and various functions to optimize your amateur radio experience. This manual provides essential information for the proper installation, operation, and maintenance of your RCI-2970N2 transceiver.

2. Safety Information

• Power Supply: Always connect the transceiver to a stable 12V DC power source capable of supplying sufficient current (minimum 35A, 50A recommended for full power operation). Ensure correct polarity to prevent damage.
• Antenna: Use a properly tuned antenna for the operating frequency. Never transmit without an antenna connected, as this can damage the final amplifier.
• Ventilation: Ensure adequate ventilation around the transceiver to prevent overheating, especially during prolonged transmission.
• Mobile Installation: When installing in a vehicle, secure the unit properly to prevent movement during operation. Avoid obstructing airbags or driver visibility.
• Legal Operation: Operate the transceiver in accordance with all applicable local and national regulations for amateur radio.

3. Package Contents

Verify that all items are present in the package:

• Ranger RCI-2970N2 Transceiver Unit
• Microphone
• DC Power Cord with Inline Fuse
• Mounting Bracket and Hardware
• Instruction Manual (this document)

This image displays the Ranger RCI-2970N2 transceiver unit along with its standard accessories, including the microphone, DC power cable with fuse, and the mounting bracket. Ensure all these components are present upon unboxing.

4. Product Overview

4.1 Front Panel Controls and Display

This image shows the front panel of the Ranger RCI-2970N2 transceiver, featuring the main display, control knobs, and function buttons. The microphone is connected to the front panel.

• Frequency Display: Large, illuminated digital display showing the current operating frequency.
• VFO/Channel Knob: Used for frequency tuning or channel selection.
• RF PWR / MIC Gain: Adjusts transmit power and microphone sensitivity.
• VOL / SQUELCH: Controls audio volume and squelch level.
• MODE Selector: Switches between AM, FM, USB, LSB, and CW modes.
• NB/ANL: Noise Blanker and Automatic Noise Limiter for reducing interference.
• SWR: Built-in SWR meter function.
• SCAN: Initiates frequency scanning.
• MEM: Memory functions for storing and recalling frequencies.
• LOCK: Locks the front panel controls to prevent accidental changes.

4.2 Rear Panel Connections

This image provides a view of the rear panel of the Ranger RCI-2970N2 transceiver, highlighting the antenna connector, external speaker jack, and DC power input terminals. The serial number is also visible.

• Antenna Connector: Standard SO-239 connector for antenna connection.
• DC Power Input: Terminals for connecting the 12V DC power supply.
• External Speaker Jack: For connecting an optional external speaker.
• CW Key Jack: For connecting a CW (Morse Code) key.

5. Setup

5.1 Mobile Installation

1. Select a suitable location in your vehicle that allows for easy access to controls and display, without obstructing driving or safety devices.
2. Use the provided mounting bracket and hardware to securely fasten the transceiver.

5.2 Power Connection

1. Connect the red wire of the DC power cord to the positive (+) terminal of your 12V DC power source (vehicle battery or regulated power supply).
2. Connect the black wire to the negative (-) terminal or a good chassis ground.
3. Ensure the inline fuse is properly installed.
4. For optimal performance, especially at high power, ensure your power supply can deliver at least 35 Amperes, with 50 Amperes recommended.

5.3 Antenna Connection

1. Connect a 10 or 12 meter amateur band antenna, tuned for the desired operating frequencies, to the SO-239 connector on the rear panel.
2. Ensure the antenna cable has a low SWR (Standing Wave Ratio) for efficient power transfer and to prevent damage to the transceiver.

5.4 Microphone Connection

1. Plug the microphone connector into the designated jack on the front panel.

6. Operating Instructions

6.1 Power On/Off

• Turn the VOL knob clockwise to power on the transceiver. The display will illuminate.
• Turn the VOL knob counter-clockwise until it clicks to power off.

6.2 Volume and Squelch Adjustment

• Volume: Adjust the outer ring of the VOL/SQUELCH knob to set the desired audio output level.
• Squelch: Adjust the inner knob of VOL/SQUELCH clockwise until background noise disappears. Set it just past the point where the noise is silenced.

6.3 Mode Selection

• Rotate the MODE selector knob to choose between AM (Amplitude Modulation), FM (Frequency Modulation), USB (Upper Sideband), LSB (Lower Sideband), or CW (Continuous Wave).

6.4 Frequency Tuning

• Rotate the main VFO/Channel knob to change the operating frequency.
• Use the UP/DOWN buttons on the microphone or front panel for fine-tuning or stepping through frequencies.

6.5 Memory Functions

• Storing Frequencies: Tune to the desired frequency and press the MEM button. Follow the on-screen prompts to select a memory channel and save.
• Recalling Frequencies: Press the MEM button and use the VFO/Channel knob or UP/DOWN buttons to select a stored channel.
• Scanning: Press the SCAN button to initiate scanning through programmed memory channels or a defined frequency range.

6.6 Advanced Features

• NB/ANL: Press the NB/ANL button to activate noise reduction features, which can improve reception in noisy environments.
• SWR Meter: The built-in SWR meter allows you to check your antenna's standing wave ratio. Refer to the display for readings.
• RF Power Adjustment: Use the RF PWR knob to adjust your transmit output power from 10W to 200W.
• Microphone Gain: Adjust the MIC Gain knob to optimize your microphone's sensitivity for clear modulation.
• Frequency Lock: Press the LOCK button to disable most front panel controls, preventing accidental frequency or setting changes.

7. Maintenance

• Cleaning: Use a soft, dry cloth to clean the exterior of the transceiver. Avoid abrasive cleaners or solvents.
• Connections: Periodically check all power and antenna connections for tightness and corrosion.
• Ventilation: Ensure the cooling fins on the rear of the unit are free from dust and debris to maintain proper heat dissipation.

8. Troubleshooting

9. Specifications

• Frequency Range: 24.89 - 29.7 MHz (10 & 12 Meter Bands)
• Modes: AM, FM, USB, LSB, CW
• Output Power: 10W to 200W PEP (Variable)
• Number of Channels: 200
• Power Input: 13.8V DC (Nominal)
• Current Draw: Approximately 35A (stock), up to 50A (full power)
• Enhanced Receiver: Designed for increased sensitivity and image rejection.
• Dual FET Balanced Mixer: For improved intermodulation rejection.
• Display: Improved illumination for readability.
• Construction: Surface Mount Components for shock and vibration resistance.
• Dimensions (Package): 14.9 x 10 x 6.3 inches
• Weight (Item): 10.45 pounds
• Special Features: Programmable offset repeater, CTCSS option, scanning receiver, non-volatile memory, front-panel frequency selector lock.

10. Warranty and Support

For warranty information, technical support, or service inquiries, please contact Ranger Communications Inc. directly. Refer to their official website or product packaging for the most current contact details.

Manufacturer: Ranger Communications Inc.