Model Number: ST-ASDL-4-#1345 Brand Name: SOLITONE Key Specifications/Special Features: Features:It is used for separating voice signal and ADSL digital signal from telephone signal, it can protect the voice signal and ADSL digital signal from the interference of a telephone and a fax machineSpecifications:Tip to ring

Pots-3dB, cut-off frequency: 7/8kHz

Pots pass ripple loss: (20Hz to 4kHz) ±0. 5dB

Attenuation: 30-300kHz ≥-65dB, 30-1104kHz ≥-55dB

DC resistance each line: 12. 5 Ohms (maximum)

Insertion loss (200Hz to 4kHz): -0. 5dB (maximum)

Return loss: 300-500 ≥-16, 500-2,000 ≥-18, 2,000-2,400Hz ≥-18dB

Longitudinal balance (CMRR):

• 200Hz-1kHz): -58dB (minimum)
• 3kHz: -53dB (minimum)

Pots loop current: 100mA DC

Envelope delay distortion (0. 2 to 4. 0kHz): 100u seconds (maximum)

Impedance (300Hz to 3.4kHz): 600 Ohms

Hi-pot test: tip to ring, 250V DC/1mA 2 seconds