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Yamaha T-2 User Manual

Yamaha T-2
20 pages
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Yamaha T-2 Specifications

General IconGeneral
BrandYamaha
ModelT-2
CategoryTuner
LanguageEnglish

Summary

CAUTION; READ THIS BEFORE OPERATING YOUR T-2

CONNECTION DIAGRAM

CONNECTIONS

T-TYPE INTERNAL (INDOOR) ANTENNA

Connects the T-type internal antenna to the 300Ω BAL terminals for best reception.

FM OUTDOOR ANTENNA

Connects an outdoor FM antenna to 300Ω or 75Ω terminals for improved reception.

F TYPE CONNECTOR

Facilitates connection of the T-2 tuner to an outdoor antenna or other via coaxial cable.

THE NAMES AND FUNCTIONS OF COMPONENTS

BROADCAST RECEPTION

IF MODE SWITCH

REC CAL SWITCH AND MULTIPATH DETECTION

REC CAL

Used for setting proper recording level for FM broadcasts by outputting a 333 Hz signal.

MULTIPATH DETECTION

Detects FM multipath interference by signal meter quiver, aiding antenna adjustment.

CIRCUIT EXPLANATION

FRONT END

Explains the front end circuit using three dual-gate MOS FETs and an RF MODE switching circuit.

DIGITAL READOUT

Describes the STATION indicator that digitally displays the tuned frequency.

IF (Intermediate Frequency Amplifier) STAGE

Details the AUTO DX circuit and its IF band switching for optimal reception.

Direct Assessment of Differential Gain

Explains Yamaha's method for improving selectivity while reducing distortion.

DC-NFB-PLL-MPX CIRCUIT

Explains the unique DC-NFB-SWITCHING circuit for stereo demodulation and pilot signal cancellation.

METER & MUTING SYSTEM

Details the signal meter, de-tuning detector, interference detector, and timing circuit for muting.

PERFORMANCE GRAPHS

SPECIFICATIONS

BLOCK DIAGRAM

SCHEMATIC DIAGRAM

TROUBLE SHOOTING

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