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 ¸ðµ¨¸í : GRF-3300S
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 GRF-3300 ½Ã¸®Áî RF±³À°ÈƷýýºÅÛÀº ±³À°±â°ü¿¡¼­ Çлýµé¿¡°Ô ¹«¼±Åë½Å¿¡ ´ëÇÑ ±âÃÊÁö½ÄÀ» º¸´Ù ½Ç¿ëÀûÀÎ ¹æ¹ýÀ¸·Î ½ÀµæÇϱâ À§ÇØ °í¾ÈµÈ Á¦Ç°ÀÔ´Ï´Ù. º» Á¦Ç°Àº ÆÑŰÁö ÇüÅ·Π±¸¼ºµÇ¾î ȸ·ÎÀÇ Áß¿ä ºÎǰ½ÃÇè¿¡°ú ¾îÇø®ÄÉÀ̼ǿ¡ ´ëÇÑ ½Ç½ÀÀ» Çϵµ·Ï ±¸¼ºµÇ¾î ÀÖ½À´Ï´Ù. GRF-3300 RF±³À°ÈƷýýºÅÛ¿¡´Â 730MHz¿¡¼­ 960MHz/2GHz ´ë¿ª±îÁö ¼³°èµÈ PLL(Phase Locked Loop)¿Í ¸¶ÀÌÅ©·Î½ºÆ®¸³ ¶óÀÎ ÇÊÅÍ(MLF)°¡ ÁßÁ¡ÀûÀ¸·Î ä¿ë µÇ¾î ÀÖ½À´Ï´Ù. ¹«¼± À½¼ºÅë½ÅÀ» ½Ã¿¬ÇÏ¿© º½À¸·Î½á ½Ç½À»ýµéÀº ÀÌ·ÐÀûÀÎ Áö½ÄÀ» º¸´Ù ½ÇÁúÀûÀΠüÇèÀ¸·Î ÇнÀÇÒ ¼ö ÀÖ°í, ÀÌ·ÐÀ» º¸´Ù ±¸Ã¼ÀûÀ¸·Î ÀÌÇØÇÒ ¼ö ÀÖ½À´Ï´Ù. ¸ðµç ¸ðµâ¿¡ ȸ·Îµµ°¡ ÀμâµÇ¾î ÀÖ¾î ½Ç½À»ýµéÀÌ È¸·ÎÀÇ ·¹À̾ƿôÀ» ½±°Ô ÀÌÇØÇÒ ¼ö ÀÖ°í, ½ºÆåÆ®·³ºÐ¼®±â µîÀ» ÇÔ²² ÀÌ¿ëÇÏ¿© °¢Á¾ ÇÊÅͳª RFºÎǰÀÌ »ê¾÷ÇöÀå¿¡¼­ ¾î¶»°Ô Å×½ºÆ®°¡ µÇ°í ÀÖ´ÂÁö¸¦ üÇèÇÒ ¼ö ÀÖ½À´Ï´Ù.


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GRF-3300 Series

Training Contents

Sections

Theory

Experiment

Related Applications

The Fundamentals

Impedance matching network: L-type, ¥ð-type, T-type
Smith chart: theory and practical examples

Theory explaining

RF Component Test

Antenna

Antenna parameter, antenna structure, antenna type

Frequency response

Antenna Design

Attenuator

Attenuator parameter, attenuator type, attenuator design

Attenuation characteristics

When the Signal is Too Big

Low Noise Amplifier

LNA parameter, 1dB compression point, LNA structure

Input and output return loss, amplifier gain, 1dB compression point

Small Signal Enlarged

Preamplifier

Preamplifier type, preamplifier structure

Input and output return loss, amplifier gain, 1dB compression point

Small Signal Enlarged

Power Amplifier

Power amplifier frequency characteristics, bias circuit, power amplifier parameter, power amplifier structure

Gain flatness, 1dB compression point, fundamentals to harmonics ratio

Power Enlarge

Filter

Filter parameter, filter structure: Butterworth, Chebyshev

Input/output return loss, insertion loss

EMI filter Design

Mixer

Mixer structure, mixer parameter, mixer type

Conversion gain, 1dB compression point, isolation

TV Tuner

Phase Locked Loop

PLL structure, frequency synthesizer, PLL controller, loop filter, design a PLL

Frequency response/modulation

Signal Generator

Audio Processor

Audio compression/decompression circuit

Pre-emphasis, compression characteristics, expander and de-emphasis, decompression characteristics

Wireless Microphone

Modulation

Design and implement a modulation circuit

Frequency modulation

Remote Controller

Demodulation

Design and implement an FM intermediate frequency demodulation circuit

IF modulation, RSSI output

Broadcasting

Transmitter

Transmitter parameter, transmitter structure

Transmission spectrum

Radio Set

Receiver

Receiver parameter, receiver structure

Receiving signal spectrum, demodulation waveform

Radio Set

Voice Demo

Combine with transmitter & receiver circuits

Voice communication system

VoIP

Microstrip Line Filter

Transmission line basics, stepped-impedance LPF, coupled line BPF, optimized HPF

Insertion loss

RFID

POWER SOURCE

AC 110V or 220V, 50/60Hz

DIMENSIONS & WEIGHT

GRF-3300S

428(W) x 90(H) x 303(D)mm for Transmitter & Receiver, Approx. 8.4kg


¾Ç¼¼»ç¸® 

Teacher book & Student book
50 Terminator
AC Power cord (only for GRF-3300S) x 2
Antenna x 2
DC Power cable (red, black)(only for GRF-3300K) x 10
Microphone
N-SMA Adaptor x 3
Return loss bridge
RF Cable, 10cm x 6
RF Cable, 20cm x 6
RF Cable, 75cm x 3
SMA-SMA Connector





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