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14-1164.fm Page 1 Wednesday, November 25, 1998 1:20 PM
Cat. No. 14-1164
OWNER’S MANUAL
Please read before using this equipment.
Micro-37
Voice-Activated
Microcassette Tape
Recorder
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14-1164.fm Page 2 Wednesday, November 25, 1998 1:20 PM FEATURES Your Optimus Micro-37 Voice-Activated Microcassette Tape Recorder is ideal for quick note-taking. Its ultra-small size makes it easy to slip into a pocket or brief- case. You can use it at school, at business conferences, for dictation in the office, or anywhere on the go! You can start record- ing manually or set the recorder so sound activates recording. Your recorder includes these features: Voice-Activation Circuitry (VOX) —
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14-1164.fm Page 3 Wednesday, November 25, 1998 1:20 PM External Microphone Jack — lets you use an external microphone, so you can extend your recording range. Earphone Jack — lets you use an optional earphone to listen to a tape privately. Quick Record — lets you instantly change from playback to record. Tape Speed Switch — lets you record at normal or slow speed. Slow speed gives you twice the normal recording time. Fast Play — lets you play a tape back about 25% faster than normal speed, to
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14-1164.fm Page 4 Wednesday, November 25, 1998 1:20 PM We recommend you write your recorder’s serial number here. The number is inside the recorder’s battery compartment. Serial Number: ____________ 4
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14-1164.fm Page 5 Wednesday, November 25, 1998 1:20 PM CONTENTS Preparation ............................................ 6 Before You Begin ............................. 6 Connecting to Power ....................... 6 Using Batteries ......................... 7 Using AC Power ..................... 10 Using Vehicle Battery Power .. 12 Connecting an Earphone .............. 14 Listening Safely ...................... 15 Traffic Safety ........................... 15 Connecting an External Microp
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14-1164.fm Page 6 Wednesday, November 25, 1998 1:20 PM PREPARATION BEFORE YOU BEGIN To protect the Micro-37 during shipment, a piece of paper is attached to the cassette door. Remove this paper before you use the Micro-37. CONNECTING TO POWER You can power your Micro-37 from any of the following: • Internal battery power • AC power (with an optional AC adapter) • Your vehicle’s battery (with an optional DC adapter) 6
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14-1164.fm Page 7 Wednesday, November 25, 1998 1:20 PM Using Batteries You can use two AA batteries (not sup- plied) to power your Micro-37. We recom- mend alkaline batteries, such as Ra- dioShack Cat. No. 23-552. Cautions: • Use only fresh batteries of the required size and recommended type. • Never leave dead or weak batteries in the Micro-37. Batteries can leak chem- icals that can destroy electronic cir- cuits. • Do not mix old and new batteries, dif- ferent types of batteries (standard,
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14-1164.fm Page 8 Wednesday, November 25, 1998 1:20 PM Follow these steps to install batteries. 1. Slide the battery compartment cover in the direction of the arrow until it stops, then lift up the cover. Caution: The battery compartment cover is attached to the recorder. Do not try to remove it. 2. Insert the batteries into the compart- ment as indicated by the polarity sym- bols (+ and –) marked inside the compartment. 3. Close the battery compartment cover by pressing it down and sliding i
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14-1164.fm Page 9 Wednesday, November 25, 1998 1:20 PM Notes: • If the record/battery indicator to the right of the EAR jack does not light or lights dimly during manual recording, replace the batteries. • If you do not plan to use the Micro-37 for several days, or if you plan to use only AC or vehicle battery power, remove the batteries. 9
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14-1164.fm Page 10 Wednesday, November 25, 1998 1:20 PM Using AC Power To power the Micro-37 from an AC outlet, you need an AC adapter (not supplied), such as Cat. No. 273-1654B. Cautions: • You must use an AC adapter that sup- plies 3 volts DC power and delivers at least 200 milliamps. The center tip of the adapter barrel plug must be set to positive, and the plug must properly fit the Micro-37’s jack. The recom- DC3V mended AC adapter meets these specifications. Using an AC adapter that do
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DC3V MIC RadioSnack 14-1164.fm Page 11 Wednesday, November 25, 1998 1:20 PM Follow these steps to power the Micro-37 from standard AC power. 1. Set the AC adapter’s voltage switch to 3V. 2. Attach the 2.35 mm outer diameter/0.7 mm inner diameter barrel plug to the AC adapter’s cord with the tip set to positive (+). 3. Insert the barrel plug into the Micro- 37’s DC3V jack. This disconnects inter- nal batteries. 4. Plug the other end of the AC adapter into a standard AC outlet. 11
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14-1164.fm Page 12 Wednesday, November 25, 1998 1:20 PM Using Vehicle Battery Power To power the Micro-37 from your vehicle’s battery, you need a DC adapter (not sup- plied), such as Cat. No. 270-1560. Cautions: • You must use a DC adapter that sup- plies 3 volts DC power and delivers at least 200 milliamps. The center tip of its barrel plug must be set to positive, and the plug must properly fit the Micro-37’s jack. The recom- DC3V mended DC adapter meets these specifications. Using a DC ad
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DC3V MIC 14-1164.fm Page 13 Wednesday, November 25, 1998 1:20 PM Follow these steps to power the Micro-37 from your vehicle’s battery. 1. Set the DC adapter’s voltage switch to 3V. 2. Attach the 2.35 mm outer diameter/0.7 mm inner diameter barrel plug with the tip set to positive (+). 3. Insert the barrel plug into the Micro- 37’s DC3V jack. This disconnects the internal batteries. 4. Plug the other end of the DC adapter into the vehicle’s cigarette-lighter socket. 13
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14-1164.fm Page 14 Wednesday, November 25, 1998 1:20 PM CONNECTING AN EARPHONE You can use an optional mono earphone 3 with a submini ( /32-inch) plug to listen to a tape in privacy. Notes: • You can also use an earphone to mon- itor what the recorder picks up through the internal microphone or an external microphone. • Your local RadioShack store carries a wide selection of earphones. Insert the earphone’s plug into the record- er’s EAR jack. The built-in speaker auto- matically disconnect
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14-1164.fm Page 15 Wednesday, November 25, 1998 1:20 PM Listening Safely To protect your hearing, follow these guidelines when you use an earphone. • Set the volume to the lowest setting before you begin listening. After you begin listening, adjust the volume to a comfortable listening level. • Do not listen at extremely high volume levels. Extended high-volume listening can lead to permanent hearing loss. • Once you set the volume, do not increase it. Over time, your ears adapt to the volume
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14-1164.fm Page 16 Wednesday, November 25, 1998 1:20 PM CONNECTING AN EXTERNAL MICROPHONE You can use an optional microphone with a 3 submini ( /32-inch) plug to extend the re- cording range. Your local RadioShack store carries a wide selection of micro- phones. Insert the microphone’s plug into the re- corder’s MIC jack. The built-in microphone automatically disconnects. DC3V NORMAL F.PLAY SPEED MIC MIC SENS VOX 2.4 1.2 MIC Jack 16
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14-1164.fm Page 17 Wednesday, November 25, 1998 1:20 PM OPERATION LOADING A MICROCASSETTE TAPE Note: We recommend MC-60 microcas- sette tapes for up to 2 hours of recording/ playback time, or MC-90 microcassette tapes for up to 3 hours of recording/play- back time. Follow these steps to load a microcassette tape. 1. Use a pencil to turn the cassette’s hub and remove any tape slack. Avoid touching the tape. 17
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VOICE ACTIVATION 14-1164.fm Page 18 Wednesday, November 25, 1998 1:20 PM 2. Lift the latch to open the cassette com- partment door. Latch 2 SPEED MICRO-37 MICROCASSETTE RECORDER 3. Insert the microcassette into the door’s guides so the microcassette’s open edge faces out. Note: An arrow on the cassette com- partment shows the tape travel direc- tion. Be sure the tape’s full reel is in the opposite direction from the arrow. 4. Close the door. 18 2 SPEED MICRO-37 MICROCASSETTE RECORDER 1 2 3
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14-1164.fm Page 19 Wednesday, November 25, 1998 1:20 PM RECORDING You can record manually or use voice-acti- vated recording. When you use the voice activating feature, recording begins when the recorder picks up sound and stops a few seconds after the sound stops. Follow these steps to record. 1. Load the microcassette tape. 2. Set SPEED on the side of the recorder as follows: DC3V NORMAL F.PLAY SPEED MIC MIC SENS VOX 2.4 1.2 • To double the tape’s recording/play- back time, set SPEED to 1.
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14-1164.fm Page 20 Wednesday, November 25, 1998 1:20 PM • For better sound quality, set SPEED to 2.4. This setting allows 60 min- utes of total recording/playback time on an MC-60 tape, or 90 min- utes on an MC-90 tape. 3. Set MIC SENS/VOX as follows: DC3V NORMAL F.PLAY SPEED MIC MIC SENS VOX 2.4 1.2 • To manually start and stop record- ing, set MIC SENS/VOX to MIC SENS. • To use voice-activated recording, set MIC SENS/VOX to VOX. Note: The voice-activated feature saves power and tape if the
