Environmental Characteristics Operation temperature -20 °C to +60 °C / -4 °F to +140 °F Temperature cycling acceptance criteria Δα ≤ 0,05 dB Temperature cycling -20 °C +60 °C / -4 °F +140 °F Temperature cycling - reversible acceptance criteria Δα ≤ 0,15 dB, reversible Temperature cycling - reversible test method IEC 60794-1-22:F1 Temperature cycling […]