Yamaha KX-W421, KX-W321 owner manual Specifications

Page 17

Fault

Cause

Cure

 

ENGLISH

 

 

 

 

Playback sound is muffled and high

Ö Normally-recorded tape is played back in

Ö Play back in OFF position.

 

 

 

frequencies are inaudible.

Dolby NR.

 

 

 

 

Ö Heads are dirty.

Ö Clean heads and carry out

 

 

 

Ö Heads are magnetized.

demagnetization with head

 

 

 

 

demagnetizer.

 

 

 

 

 

 

 

When playing back tapes recorded on

Ö Basic levels are different for different

Ö This is not a fault.

 

 

 

other decks, meter deflections are

cassette decks.

 

 

 

greater (smaller) than when recorded.

 

 

 

 

 

 

 

 

 

The remote control transmitter cannot

Ö The batteries are exhausted.

Ö Replace batteries.

 

 

be operated.

Ö The remote control transmitter is

Ö Operate it from less than 7 meters

 

 

 

operated from an incorrect distance or

(about 23 ft.) and 30°.

 

 

 

angle.

Ö Place the unit away from the strong

 

 

 

Ö The remote control sensor is lighted

light.

 

 

 

strongly.

 

 

 

 

 

 

 

 

SPECIFICATIONS

Type

Auto reverse 4-track, 2-channel

recording and playback stereo double cassette deck

Motors

DC servo motor x 2 (main)

Heads

Recording/playback: Hard Permalloy x 1

 

 

Erase: Double-gap Ferrite x 1

 

 

Playback: Hard Permalloy x 1

Rapid Transport

100 sec. (C-60)

Wow and Flutter

 

 

WRMS

0.08%

W.Peak

±0.15%

Signal-to-Noise Ratio

 

(Dolby NR off)

58 dB

(Dolby B NR on)

66 dB

(Dolby C NR on)

74 dB

Frequency Response (–20 dB)

<KX-W421>

 

 

Type I/Normal

20 ~ 17,000 Hz ±3 dB

Type II/High (CrO2)

20 ~ 18,000 Hz ±3 dB

Type IV/Metal

20 ~ 20,000 Hz ±3 dB

<KX-W321>

 

 

Type I/Normal

20 ~ 16,000 Hz ±3 dB

Type II/High (CrO2)

20 ~ 17,000 Hz ±3 dB

Type IV/Metal

20 ~ 19,000 Hz ±3 dB

Harmonic Distortion

 

KX-W421

less than 0.8%

KX-W321

less than 1.0%

Input Sensitivity/Impedance

Line

100 mV/43 k-ohms

Output Level

 

 

Line

570 mV/1.4 k-ohms

Phones

0.25 mV/8 ohms

Channel Separation (1 kHz)

...................... more than 40 dB

Crosstalk (125 Hz)

more than 55 dB

GENERAL

Power Supply

 

 

U.S.A. and Canada model

...........................

120 V, 60 Hz

Europe and U.K. model

230 V, 50 Hz

Australia model

240 V, 50 Hz

General model

110/120/220/240 V, 50/60 Hz

Power Consumption

 

 

KX-W421

14 W/7 W (Standby)

KX-W321

 

 

U.S.A. and Canada model

11 W/7 W (Standby)

Other models

12 W/7 W (Standby)

Dimensions (W x H x D)

435 x 146 x 279 mm

 

 

(17-1/8" x 5-3/4" x 11")

Weight

5.0 kg (11 lbs.)

Accessory

 

 

Audio cord

1 pair

* Specifications subject to change without notice.

17

Image 17
Contents KX-W421 KX-W321 Safety Instructions For Canadian Customers We Want You Listening For a LifetimeFeatures Table of ContentsRear Panel Connections ConnectionsExample KX-W421 Preparation for playback When the tape running indicator @ is litTo stop playback To set the counter reading toReverse Mode selector setting in step Dolby NR selector setting in stepTo adjust the volume level To use headphonesMUTE/SEARCH Reset When the @ tape running indicator is litWhen the Mode button is set to Relay Play Trim Control Adjustment KX-W421 onlyWhen the Mode button is set to Relay Playback To play Deck a and Deck B sequentiallyPreparation for recording RecordingBasic Operation To record a program source Example KX-W421 To stop recording To stop recording temporarily Setting the recording level in stepDisplay during recording During recording REC Mute Operation Inserting a blank space during recordingDolby HX PRO Dynamic Bias Servo System KX-W421 only Synchronized recording functionDisplay during dubbing Play Trim control adjustment KX-W421 onlyDirection To stop dubbingCassette Tapes Optional Remote Control Transmitter MaintenanceFault Cause Cure TroubleshootingSpecifications Caracteristiques Techniques

KX-W421, KX-W321 specifications

The Yamaha KX-W321 and KX-W421 cassette decks represent a significant advancement in analog audio technology, catering to audio enthusiasts who cherish the warm sound of cassette tapes. These decks are part of Yamaha's esteemed lineup and have established a loyal following due to their exceptional sound quality, user-friendly functionality, and innovative features.

One of the main features of both models is their dual transport design, which allows simultaneous playback and recording on separate cassette decks. This feature is particularly useful for creating high-quality copies of tapes or for mixing various audio sources seamlessly. Both decks support chrome and metal tapes, ensuring that users can achieve optimal sound quality regardless of the medium they choose.

The KX-W421 offers more advanced features compared to the KX-W321. One of the standout technologies in the KX-W421 is the Auto Reverse function. This technology allows for uninterrupted playback, automatically reversing the tape when one side is completed. This enhances the listening experience, especially for longer recordings or when users want continuous playback without manual intervention. Additionally, the KX-W421 boasts a built-in Dolby Noise Reduction system, which minimizes background noise and enhances overall sound clarity. This is an essential feature for maintaining sound fidelity, especially in older, worn cassettes.

Both models come equipped with a precision electronic tape counter, allowing users to easily track their position on the tape, making it convenient to find specific tracks or sections. Other desirable characteristics of the KX-W321 and KX-W421 include an adjustable recording level control, which allows users to fine-tune their recordings and avoid distortion. The high-quality construction of these decks also contributes to their durability and reliability, ensuring that they can withstand regular use.

In summary, the Yamaha KX-W321 and KX-W421 cassette decks are well-regarded for their excellent audio performance and practical features. With their dual transport capability, noise reduction technologies, and user-friendly controls, these cassette decks continue to delight audiophiles and casual listeners alike. Their blend of classic cassette functionality with reliable modern innovations makes them a thoughtful choice for anyone looking to explore or revisit the world of cassette tape audio.