Audio equipment with a simple design and multiple connection terminals. ● Features (from the catalog) ・ Measures jitter of EFM signals used in compact disc players ・ Two meters allow simultaneous measurement of jitter amount and level ● Specifications (from the catalog) ・ Input signal: EFM signal (clock pulse: 4.3218 MHz ±3%) ・ Input voltage range: 0.15 to 3 Vp-p, switchable between two ranges ・ Jitter measurement ・ Measurement range: Peak value display: 100 ns, 200 ns ・ SIGMA display: 30 ns, 60 ns ・ Measurement bit: 3T ・ Level measurement: Measurement bit: 3T, 11T ・ GO/NO GO judgment: Jitter amount and level ・ Output: Monitor output, DC output, judgment output ・ Dimensions (WHD) / Weight: 426 x 99 x 300 mm / 4 kg Please purchase only if you understand that this is a used item. I used it until around January, but I no longer have the opportunity to use it, so I am selling it. Thank you for looking.