3am LineCoupler
Lab-grade telephone line coupler
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Use this LineCoupler kit to capture high quality recordings of telephone calls and fax/modem exchanges on traditional fixed lines, PBX and PSTN simulators.
Complementing 3am's LineScope software, this product delivers excellent gain flatness and low distortion, with minimal insertion loss.
Available exclusively to LineScope customers.
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Specifications
Mechanical specifications
| Telephone cable | 2x30cm with RJ11 plugs
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| Telephone accessory | 1xRJ11 socket coupler
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| Audio cable | 1x90cm with 3.5mm plug
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| Enclosure material | ABS plastic
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| Enclosure dimensions | 59x36x15mm
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| Pouch dimensions | 110x80x40mm
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| Shipping weight | 115g, including pouch
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Electrical specifications
| Interface type | passive series-connected
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| Isolation | transformer-based, to BS6301
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| Line current range | 0-100mA
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| Insertion loss | less than 1dB @ 1kHz
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| Gain flatness | within ±0.5dB from 100Hz-3.5kHz
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| Distortion | less than 0.1% @ 1kHz
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| Imbalance | 4% @ 1kHz typical
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| Output level | 50mV across 1kOhm (mic input)
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 For professional use only. Specifications subject to change without notice.
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