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현재위치: > 공학교육장비 > 전자공학
전자공학
FM Stereo Radio
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SIP328DC FM Stereo Radio

This Trainer contains a triple varactor-tuned FM Receiver with digital display. The highly sensitive, high quality training unit teaches the principles of FM reception. A Quadrature Detector and Signal Level Indicator is included, along with a pair of 2 Watt output Audio Amplifiers. The Receiver has a sensitivity of 6 microvolts. A Center Tuning Meter and Stereo Indicator are included. A bank of 12 malfunction DIP switches provides for fault insertion. The panel is reversible, enabling the student to work from the reverse side during troubleshooting. The Audio Output of the Receiver is designed to feed 8 ohm loudspeakers. The course provides for 40 hours of instruction.

EQUIPMENT SPECIFICATIONS

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The Panel measures 8.5 x 14 inches and provides the following:

  1. Four Digit LED Display

  2. High Resolution Tuning

  3. High Frequency Stability

  4. High Sensitivity:

  5. microvolts for (S+N)/N ratio of 6 dB

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IF selectivity at 10.7 MHz is determined by a ceramic filter (approximately 300 KHz).

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Frequency Range: 88 MHz-108 MHz.

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Audio Range: Approx. 40 Hz-20 KHz.

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Dual 2 Watt Amplifiers.

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Discriminator Detector Curve (approximately 200 KHz wide and tunable).

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Pre-emphasis 75 ms.

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Light Bar Sensitivity Scale and Stereo Indicator with Center Tuning Meter

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The Panel is made reversible, so that troubleshooting can be performed on the back side of the Panel. The Printed Circuit Board side faces the student for troubleshooting.

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12 malfunction switches are provided.

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There are 26 test points.

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Gold plated contacts to power supply.

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The course is supplied with a comprehensive lab manual, which includes material about the AM Transistorized Radio (SIP327B).

LABORATORY MANUAL

The following Table of Contents indicates the scope of the topics and experimentation provided by this course:

  1. FM Radio Basics

  2. FM Tuners, Antenna Matching

  3. IC Chips (IF, Detectors, Meter Drive, AFC, Digital Frequency Display, and Audio Amp)

  4. Alignment Procedures

  5. Stereo Demodulator

  6. Stereo Audio Power Amplifiers

  7. Light-Bar (Signal Strength Indicator)

  8. Stereo Indicator Circuits

  9. Channel Balance

  10. Meter Tuning Circuits

  11. Troubleshooting Practice with Malfunction Switches

REQUIRED EXTRA EQUIPMENT
Power Supply Base (S300PSB)
or
Master Builder (S300B)
All equipment operates on 120/240 VAC, 50/60 Hz.

OPTIONAL EQUIPMENT
Stereo FM Transmitter (SIP358)

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전화 : 02-6679-9226 FAX : 02-6679-9227
Contact techsys@techsys.c0.kr for more information.
법인명(상호):(주)테크시스 주소:153-801 서울 금천구 가산동 219-8 세일로빌딩 A-4
사업자 등록번호 안내 [119-85-08832] / 통신판매업 신고 제 18-933호 [사업자정보확인]
개인정보관리책임자 :권오성(techsys@techsys.c0.kr) / 대표자(성명):박봉주