Optimus CTR-107 Owner's Manual
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Optimus CTR-107 Owner's Manual

Optimus CTR-107 Owner's Manual

Portable cassette tape recorder
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14-1112.fm Page 1 Thursday, July 1, 1999 1:05 PM
Cat. No. 14-1112
OWNER'S MANUAL
Please read before using this equipment.
CTR-107
Portable Cassette
Tape Recorder

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Summary of Contents for Optimus CTR-107

  • Page 1 14-1112.fm Page 1 Thursday, July 1, 1999 1:05 PM Cat. No. 14-1112 OWNER’S MANUAL Please read before using this equipment. CTR-107 Portable Cassette Tape Recorder...
  • Page 2 14-1112.fm Page 2 Thursday, July 1, 1999 1:05 PM FEATURES Your Optimus CTR-107 Portable Cassette Tape Re- corder has a lightweight, portable design that makes it perfect for recording lectures, interviews, business meetings, and speeches. The recorder’s voice activation feature lets you set the recorder to automatically record only when it picks up sound.
  • Page 3 14-1112.fm Page 3 Thursday, July 1, 1999 1:05 PM Tape Counter — helps you quickly locate a specific section on the tape. Automatic Level Control (ALC) Circuit — automat- ically adjusts to the proper recording level. Auto Stop — automatically stops the recorder when the tape reaches the end during playback or record- ing.

  • Page 4: Table Of Contents

    14-1112.fm Page 4 Thursday, July 1, 1999 1:05 PM CONTENTS Preparation ... 5 Connecting Power ... 5 Using Internal Batteries ... 5 Using AC Power ... 8 Using Vehicle Battery Power ... 10 Using the Earphone ... 12 Listening Safely ... 12 Traffic Safety ...

  • Page 5: Preparation

    14-1112.fm Page 5 Thursday, July 1, 1999 1:05 PM PREPARATION CONNECTING POWER You can power the CTR-107 from any of three power sources: • Internal batteries • Standard AC power (with an optional AC adapter) • Your vehicle’s cigarette-lighter socket (with an...
  • Page 6 14-1112.fm Page 6 Thursday, July 1, 1999 1:05 PM Follow these steps to install batteries: 1. Press down on the battery compartment cover and slide it off in the direction of the arrows. 2. Install the batteries as indicated by the polarity symbols (+ and –) marked outside the compart- ment.
  • Page 7 3. Replace the cover. Notes: • If you plan not to use the CTR-107 for a week or more, or you plan to use an AC or DC adapter, remove the batteries to protect the CTR-107 from possible battery leakage.

  • Page 8: Using Ac Power

    RadioShack store, recycling collection cen- ters, and mail-back programs. Using AC Power To power the CTR-107 from an AC outlet, you need an AC adapter (not supplied), such as Cat. No. 273- 1663 or 273-1664. Cautions: •...
  • Page 9 14-1112.fm Page 9 Thursday, July 1, 1999 1:05 PM • Always plug the AC adapter into the CTR-107 before you plug it into the AC outlet, and unplug the AC adapter from the AC outlet before you unplug its barrel plug from the CTR-107.

  • Page 10: Using Vehicle Battery Power

    14-1112.fm Page 10 Thursday, July 1, 1999 1:05 PM Using Vehicle Battery Power You can power the CTR-107 from your vehicle’s ciga- rette-lighter socket using a DC adapter (not supplied), such as Cat. No. 273-1802. Cautions: • The recommended DC adapter supplies 6 volts and delivers at least 300 milliamps.
  • Page 11 14-1112.fm Page 11 Thursday, July 1, 1999 1:05 PM Follow these steps to connect the CTR-107 to vehicle battery power. 1. Set the DC adapter’s voltage switch to 6V. 2. Insert the adapter’s barrel plug into the CTR- 107’s jack.

  • Page 12: Using The Earphone

    14-1112.fm Page 12 Thursday, July 1, 1999 1:05 PM USING THE EARPHONE To listen in privacy, insert the supplied earphone’s inch plug into the jack. Note: Connecting the earphone automatically discon- nects the built-in speaker. Listening Safely To protect your hearing, follow these guidelines when you use the earphone.

  • Page 13: Traffic Safety

    14-1112.fm Page 13 Thursday, July 1, 1999 1:05 PM • Once you set the volume, do not increase it. Over time, your ears adapt to the volume level, so a volume level that does not cause discomfort might still damage your hearing. Traffic Safety Do not wear the earphone while operating a motor vehicle or riding a bicycle.

  • Page 14: Operation

    OPERATION LOADING A CASSETTE TAPE Note: Metal tapes are not recommended for use with this cassette player. 1. Take up any slack in the tape by turning one of the cassette’s hubs with a pencil. Do not touch the tape.
  • Page 15 14-1112.fm Page 15 Thursday, July 1, 1999 1:05 PM 2. Press to open the cassette com- STOP/EJECT partment door. 3. Load the cassette with its open edge out, the side you want to play facing up, and its full reel to the left.

  • Page 16: Playing A Cassette Tape

    14-1112.fm Page 16 Thursday, July 1, 1999 1:05 PM PLAYING A CASSETTE TAPE 1. Load the cassette tape. 2. Press . The cassette plays until it reaches PLAY the end of the side, then it automatically stops. Note: Press to temporarily stop playback. PAUSE Press again to resume playback.
  • Page 17 14-1112.fm Page 17 Thursday, July 1, 1999 1:05 PM 3. Adjust as desired. VOLUME 4. Press to completely stop playback STOP/EJECT before it automatically stops. Press again to open the cassette compartment and remove the cassette tape. STOP/EJECT...

  • Page 18: Using Fast-Forward/Rewind

    14-1112.fm Page 18 Thursday, July 1, 1999 1:05 PM Using Fast-Forward/Rewind While the tape is stopped, press REVIEW/REWIND to rapidly wind the tape backward or for- CUE/FAST-F ward. Press , then STOP/EJECT PLAY playback. If you press and hold down REVIEW/REWIND while the tape is playing, you can hear the FAST-F...

  • Page 19: Using The Tape Counter

    14-1112.fm Page 19 Thursday, July 1, 1999 1:05 PM Using the Tape Counter You can use the tape counter to help you find specific locations on the tape. At the beginning of a tape, press the reset button to reset the tape counter to 000. Then note the counter’s reading at the beginnng of each selection.

  • Page 20: Recording

    14-1112.fm Page 20 Thursday, July 1, 1999 1:05 PM RECORDING Notes: • Before you load a cassette tape for recording, be sure its erase-protection tabs are in place (see “Preventing Accidental Erasure” on Page 25). • The recorder’s Automatic Level Control (ALC) circuit automatically adjusts the recording level.
  • Page 21 14-1112.fm Page 21 Thursday, July 1, 1999 1:05 PM — immediately begins recording when you press (unless RECORD PAUSE 3. Press to begin recording. Both RECORD lock down. As the recorder RECORD records, the RECORD/BATT indicator flashes. Notes: • If is set to VOICE ACTIVATION recording begins when the recorder detects...

  • Page 22: Using An External Microphone

    Using an External Microphone You can connect an external microphone (not sup- plied) with a -inch plug to the CTR-107. The proper microphone to use with this recorder is Cat. No. 33- 3014. Its microphone plug correctly fits the CTR- 107’s...
  • Page 23 14-1112.fm Page 23 Thursday, July 1, 1999 1:05 PM Notes: • If the external microphone has a separate, smaller plug for remote operation, insert that plug into the jack, then use the REMOTE microphone’s switch to turn on and off the recorder.

  • Page 24: Tape Tips

    14-1112.fm Page 24 Thursday, July 1, 1999 1:05 PM TAPE TIPS Recommended Tapes Tape quality greatly affects the quality of the record- ing. We recommend extended-range or low noise Type 1 regular length (60- or 90-minute) normal-bias cassette tapes. We do not recommend long-play cas- sette tapes such as C-120s because they are thin and can easily tangle.

  • Page 25: Preventing Accidental Erasure

    14-1112.fm Page 25 Thursday, July 1, 1999 1:05 PM If you need to erase an entire cassette, you might prefer using a bulk tape eraser, available at your local RadioShack store. Preventing Accidental Erasure Cassette tapes have two erase-protection tabs — one for each side.
  • Page 26 14-1112.fm Page 26 Thursday, July 1, 1999 1:05 PM If you later decide to record on a tape side after you have removed its erase-protection tab, place a piece of strong plastic tape over the side’s erase-protection hole. Be sure you cover only the hole originally cov- ered by the erase-protection tab.

  • Page 27: Restoring Tape Tension And Sound Quality

    14-1112.fm Page 27 Thursday, July 1, 1999 1:05 PM Restoring Tape Tension and Sound Quality After you play a cassette tape several times, the tape might become tightly wound on the reels. This can cause playback sound quality to deteriorate. To restore the sound quality, fast-forward the tape from the beginning to the end of one side, then com- pletely rewind it.

  • Page 28: Maintenance

    The following suggestions will help you care for your CTR-107 so you can enjoy it for years. • Keep the CTR-107 dry. If it gets wet, wipe it dry immediately. Liquids can contain minerals that corrode electronic circuits.
  • Page 29 14-1112.fm Page 29 Thursday, July 1, 1999 1:05 PM Modifying or tampering with the CTR-107’s internal components can cause a malfunction and might in- validate your CTR-107’s warranty. If your CTR-107 is not performing as it should, take it to your local Ra- dioShack store for assistance.

  • Page 30: Cleaning The Tape-Handling Parts

    This can greatly reduce the cassette player’s performance. To help keep the cassette player working at its best, clean the cassette player’s tape-handling parts after every 20 hours of use.
  • Page 31 14-1112.fm Page 31 Thursday, July 1, 1999 1:05 PM 3. Use a pencil eraser to press down on the erase protection tab sensor in the cassette compart- ment. Then press to expose the tape- RECORD handling parts.
  • Page 32 14-1112.fm Page 32 Thursday, July 1, 1999 1:05 PM 4. Use a swab dipped in alcohol to gently clean the capstan, pinch roller, tape guides, and tape and erase heads. 5. When you finish cleaning, press and close the compartment cover. Then recon- nect power.

  • Page 33: Specifications

    14-1112.fm Page 33 Thursday, July 1, 1999 1:05 PM SPECIFICATIONS CASSETTE PLAYER Tape System ...2-Track Monaural Tape Speed ...1 in/s Wow and Flutter (WRMS) ...0.35% Signal-to-Noise Ratio ... 35 dB Recording System ... AC Bias Erase System ...Magnet GENERAL Power Requirements ...6 Volts DC, 4 AA Batteries (Cat.
  • Page 34 14-1112.fm Page 34 Thursday, July 1, 1999 1:05 PM NOTES...
  • Page 35 14-1112.fm Page 35 Thursday, July 1, 1999 1:05 PM...
  • Page 36 14-1112.fm Page 36 Thursday, July 1, 1999 1:05 PM Limited Ninety-Day Warranty This product is warranted by RadioShack against manufacturing defects in material and workmanship under normal use for ninety (90) days from the date of purchase from RadioShack company-owned stores and authorized RadioShack franchisees and dealers.

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