VM740ML VM型ステレオカ ートリッジ.pdf

Thank you for purchasing this Audio-Technica product. Before using the product, read through this user manual to ensure that you will use the product correctly. Please keep this manual for future reference.

■ Safety precautions
• Keep the plastic bag provided with the product out of the reach of small children and away from open flames to avoid accidents or fire.
• Keep the product out of the reach of small children to avoid accidents or malfunction.
• Do not put the product in a location where it is exposed to direct sunlight, near heating devices, or in places with high temperatures, high humidity, or high concentrations of dust to avoid malfunction.
• Do not touch the product’s vibration system to avoid malfunction.
• Do not attempt to disassemble or modify the product to avoid malfunction.
• Do not subject the product to strong impact to avoid malfunction.

■ Name of each part
A
Become familiar with each part before using the product.
1. Stylus tip
2. Vibration system
3. Replacement stylus
4. Output terminals
5. Cartridge body
6. Protector

■ How to use
B
1. Mount the product onto the headshell or headshell-integrated tone arm.
2. Connect the lead tips, noting output polarity.
3. Determine the correct position for installing the product (adjust overhang).
4. Adjust tracking force.
5. Adjust arm height.
6. Connect directly to the PHONO (MM) terminal of the preamplifier/amplifier.

■ Care
C
• Use the included brush to remove dirt and dust from the stylus tip.
• Always move the brush in the direction in which the record rotates.
• A stylus cleaner (sold separately) is recommended to remove stubborn dirt.

■ Replacing the stylus
D
1. Remove the replacement stylus by pulling in the direction of the arrow after raising the protector without touching the vibration system.
2. Install a new replacement stylus onto the cartridge body.
• Lifetime of the replacement stylus is approx. 1,000 hours.

■ Specifications
Type: VM
Frequency response: 20 to 27,000 Hz
Output voltage: 4.0 mV (1 kHz, 5 cm/sec.)
Channel separation: 28 dB (1 kHz)
Output balance: 1.0 dB (1 kHz)
Tracking force: 1.8 to 2.2 g (2.0 g standard)
Coil impedance: 2.7 k ohms (1 kHz)
DC resistance: 800 ohms
Recommended load impedance: 47 k ohms
Recommended load capacitance: 100 to 200 pF
Coil inductance: 460 mH (1 kHz)
Static compliance: 40 × 10-6 cm/dyne
Dynamic compliance: 10 × 10-6 cm/dyne (100 Hz)
Stylus: Nude Micro Linear
Stylus curvature radius: 2.2 × 0.12 mil
Cantilever: Aluminum tapered pipe
Vertical tracking angle: 23°
Dimensions: 17.3 mm (0.68”) × 17.0 mm (0.67”) × 28.2 mm (1.11”) (H × W × D)
Weight: 8.0 g
Replacement stylus (sold separately)*: VMN40ML
Accessories: Cartridge installation screws (5.0 mm (0.20”) × 2, 8.0 mm (0.31”) × 2 and 10.0 mm (0.39”) × 2), Washer × 2, Round nut × 2, Non-magnetic screwdriver × 1, Brush × 1, Lead wire set × 1