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    MODEL: TMD-900 / TMD-910

 

Modulator


TMD-900(Ãâ·Â°íÁ¤ÀÎÁ¢Çü) / TMD-910(Ãâ·Â°¡º¯ÀÎÁ¢Çü)

 

 

¡Ü ÀÔ·ÂµÈ Base BandÀÇ ¿µ»ó ¹× À½¼º½ÅÈ£¸¦ IFÁÖÆļö·Î º¯Á¶ÇÏ¿© TV RFÁÖÆļö·Î º¯È¯, ÁõÆøÇÏ¿© Ãâ·ÂÇÏ´Â ¿µ»ó, À½¼º º¯Á¶±âÀÓ

¡Ü IFºÎ¿¡ °í¼º´É Saw Filter¸¦ »ç¿ëÇÏ¿© Ÿä³ÎÀÇ °£¼·À» ÃÖ¼ÒÈ­ÇÏ¿´±â ¶§¹®¿¡ ÀÎÁ¢Ã¤³Î Àü¼Û¿ëÀ¸·Î ÀûÇÕ

¡Ü Àü¸éÆdzÚÀÇ LED Lamp·Î Over Modulation »óŸ¦ ½±°Ô ÆľÇÇÒ ¼ö ÀÖµµ·Ï µÊ

¡Ü Ãâ·ÂºÎ¿¡ 2´Ü Filter¸¦ »ç¿ë, Spurious¸¦ ÃÖ¼ÒÈ­ ÇÏ¿´À¸¹Ç·Î ´Ùä³Î Àü¼Û¿ëÀ¸·Î ÀûÇÕ

¡Ü Size : 482mm(W) X 44mm(H) X 260mm(D)

 

 

Description

Unit

Specification

Remarks

Video Signal

Frequency Range

TMD-900(Ãâ·Â°íÁ¤ÀÎÁ¢Çü)

Hz ~ MHz

25 ~ 4.2

 

TMD-910(Ãâ·Â°¡º¯ÀÎÁ¢Çü)

Hz ~ MHz

25 ~ 4.2

 

Input Level

Ire

140 ± 5

 

Frequency Response

KHz

±1

 

Differential Gain

%

¡Â 3

 

Differential Phase

°

¡Â 3

 

Signal to Noise Ratio

dBc

¡Ã 60

 

Audio Signal

Frequency Range

Hz ~ MHz

50 ~ 15

 

Frequency Response

KHz

± 0.5

 

Input Impedance

§Ù

600±5%

ÆòÇü, ºÒÆòÇü

Signal to Noise Ratio

dBc

¡Ã 60

 

Input Impedance

§Ù

600±5%

 

Harmonic Distortion

%

±0.5À̳»

 

RF Output

Output Frequency

MHz

54~750

 

Power Level

TMD-900(Ãâ·Â°íÁ¤ÀÎÁ¢Çü)

dBuV

¡Ã 105 MAX

 

TMD-910(Ãâ·Â°¡º¯ÀÎÁ¢Çü)

dBuV

¡Ã 110 MAX

 

Audio Carrior level

dB

 - 14

¿µ»ó½ÅÈ£±âÁØ

Frequency Stability

KHz

± 10

 

Impedance

§Ù

75(ºÒÆòÇü)

 

Return Loss

dB

¡Ã 18

 

Spurious

dB

¡Â -60

 

Output Power Range

dB

0 ~ 20

 

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