ดูค่า SNR Margin ให้หน่อยครับ

[ohm_lnw]

ดูค่า SNR Margin ให้หน่อยครับ ว่าค่าประมาณนี้ดีมั้ย

[ohm_lnw]

ดันๆ

[666]

SN Margin

6dB or below is bad and will experience no sync or intermittent sync problems

7dB-10dB is fair but does not leave much room for variances in conditions

11dB-20dB is good with little or no sync problems (but see note below)

20dB-28dB is excellent

29dB or above is outstanding

Line Attenuation

20dB and below is outstanding

20dB-30dB is excellent

30dB-40dB is very good

40dB-50dB is good

50dB-60dB is poor and may experience connectivity issues

60dB or above is bad and will experience connectivity issues