Telex 1505 - Manual (Page 13)

10
1505 Specifications
Operating Temperature Range: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0
°C to 60°C
Power Requirements: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 to 16 V rms semi-regulated,
250 mA nominal 600
Ω/10K Ω
Balanced Receive Line Input Level: . . . . -30 dBm to +10 dBm, adjustable 10 K
Ω/10 K Ω
Unbalanced Receive Input Level: . . . . . 0.025 V rms to 2.5 V rms , adjustable 10 K
Ω/10K Ω
Mic Input Sensitivity:. . . . . . . . . . . . . . . 0.010 V rms to 1.0 V rms , adjustable 10K
Ω/10K Ω
Summing Input Level: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 dBm (0.776 V rms ) nominal
Receive Amplifier Distortion:. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1% THD max.
Receive Frequency Response: . . . . . . . . . . . . . . . . . . . . . . . . +1/-2 dB, 100 Hz to 10 KHz
Compression Range: . . . . . . . . . . 30 dB increase in signal, output increases less than 3 dB
Summing Level: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 dBm (0.776 V rms ) nominal
Balanced Transmit Line Output Level: . . . . . . . . . . . . -15 dBm to +10 dBm, 600
Ω Line
Transmit Amplifier Distortion: . . . . . . . . . . . . . . . . . . . . . . . . . 1% THD max. @ 0 dBm
Transmit Frequency Response: . . . . . . . . . . . . . . . . . . . . . . . +1/-2 dB, 100 Hz to 10KHz
Summing Amplifier Output Level: . . . . . . . . . . . . . . . . . . . . 0 dBm (0.776 V rms) nominal
Summing Amplifier Distortion: . . . . . . . . . . . . . . . . . . . . . . . . . 1% THD max. @ 0 dBm
Summing Amplifier Frequency Response: . . . . . . . . . . . . . . +1/-2 dB, 100 Hz to 10 KHz
Crosstalk Line to Line: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -55 dB min.
S/N @ -10 dBm Input: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -65 dB min.
7.