
Facsimile
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| Fax compatibility |
ITU-T G3 compliant (T.4, T.30)
ETSI NET/30 compliant |
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| Maximum data rate |
14,400 b/s (v.17) send
9600 b/s (v.29) receive receive |
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| Variable speed selection |
Automatic step-down to 12,000 b/s, 9600 b/s, 7200 b/s, 4800 b/s, and lower |
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| Transmit data modes |
Modified Huffman (MH)
Modified Read (MR) |
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| Receive data modes |
MH, MR |
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| File data formats |
Tagged Image File Format (TIFF/F) for transmit/receive MH and MR |
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| ASCII-to-fax conversion |
Host-PC-based conversion
Direct transmission of text files
All Windows fonts supported
Page headers generated automatically |
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| Error correction |
Detection, reporting, and correction of faulty scan lines |
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| Image widths |
8.5 in. (21.5 cm)
10.0 in. (25.5 cm)
11.9 in. (30.3 cm)
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| Image scaling |
Automatic horizontal and vertical scaling between page sizes |
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| Polling modes |
Normal
Turnaround |
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| Image resolution |
Normal (203 pels/in. × 98 lines/in.) (203 pels/2.54 cm × 98 lines/2.54 cm)
Fine (203 pels/in. × 196 lines/in.) (203 pels/2.54 cm × 196 lines/2.54 cm) |
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| Fill minimization |
Automatic fill bit insertion and stripping |
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Audio Signal
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| Receive range |
–40 dBm to –7 dBm nominal, configurable by parameter** |
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| Automatic gain control |
Application can enable/disable
Above –22 dBm results in full-scale recording, configurable by parameter** |
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| Silence detection |
–40 dBm nominal, software adjustable** |
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| Transmit level (weighted average) |
–9.5 dBm nominal, configurable by parameter** |
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| Transmit volume control |
40 dB adjustment range, with application-definable increments and legal limit cap |
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Frequency Response
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| 24 Kb/s |
300 Hz to 2600 Hz ±3 dB |
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| 32 Kb/s |
300 Hz to 3400 Hz ±3 dB |
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| 48 Kb/s |
300 Hz to 2600 Hz ±3 dB |
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| 64 Kb/s |
300 Hz to 3400 Hz ±3 dB |
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Audio Digitizing
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| 13 Kb/s |
GSM @ 8 kHz sampling |
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| 24 Kb/s |
OKI* ADPCM @ 6 kHz sampling |
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| 32 Kb/s |
OKI ADPCM @ 8 kHz sampling |
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| 32 Kb/s |
G.726 @ 8 kHz sampling |
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| 48 Kb/s |
µ-law PCM @ 6 kHz sampling |
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| 64 Kb/s |
µ-law PCM @ 8 kHz sampling |
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| Digitization selection |
Selectable by application on function call-by-call basis |
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| Playback speed control |
Pitch controlled
Available for 24 Kb/s and 32 Kb/s data rates
Adjustment range: ±50%
Adjustable through application or programmable DTMF control |
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DTMF Tone Detection
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| DTMF digits |
0 to 9, *, #, A, B, C, D per Bellcore LSSGR Sec 6 |
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| Dynamic range |
-38 dBm to –3 dBm per tone, configurable by parameter** |
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| Minimum tone duration |
40 ms, can be increased with software configuration |
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| Interdigit timing |
Detects like digits with a >40 ms interdigit delay
Detects different digits with a 0 ms interdigit delay |
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| Twist and frequency variation |
Meets Bellcore LSSGR Sec 6 and EIA 464 requirements |
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| Noise tolerance |
Meets Bellcore LSSGR Sec 6 and EIA 464 requirements for Gaussian, impulse, and power line noise tolerance |
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| Cut-through |
Local echo cancellation permits 100% detection with a >4.5 dB return loss line |
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| Talk off |
Detects less than 20 digits while monitoring Bellcore TR-TSY-000763 standard speech tapes (LSSGR requirements specify detecting no more than 470 total digits). Detects 0 digits while monitoring MITEL speech tape #CM 7291. |
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Global Tone Detection
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| Tone type |
Programmable for single or dual |
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| Max. number of tones |
Application-dependent |
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| Frequency range |
Programmable within 300 Hz to 3500 Hz |
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| Max. frequency deviation |
Programmable in 5 Hz increments |
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| Frequency resolution |
± 5 Hz. Separation of dual-frequency tones is limited to 62.5 Hz at a signal-to-noise ratio of 20 dB. |
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| Timing |
Programmable cadence qualifier, in 10 ms increments |
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| Dynamic range |
Programmable, default set at –6 dBm to –3 dBm per tone |
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Global Tone Generation
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| Tone type |
Generate single or dual tones |
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| Frequency range |
Programmable within 200 Hz to 4000 Hz |
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| Frequency resolution |
1 Hz |
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| Duration |
10 ms increments |
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| Amplitude |
–43 dBm to –3 dBm per tone nominal, programmable |
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MF Signaling
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| MF digits |
0 to 9, KP, ST, ST1, ST2, ST3 per Bellcore LSSGR Sec 6, TR-NWT-000506 and CCITT Q.321 |
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| Transmit level |
Complies with Bellcore LSSGR Sec 6, TR-NWT-000506 |
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| Signaling mechanism |
Complies with Bellcore LSSGR Sec 6, TR-NWT-000506 |
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| Dynamic range for detection |
–25 dBm to –3 dBm per tone |
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| Acceptable twist |
6 dB |
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| Acceptable frequency variation |
Less than ±1 Hz |
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Call Progress Analysis
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| Busy tone detection |
Default setting designed to detect 74 out of 76 unique busy/congestion tones used in 97 countries as specified by CCITT Rec. E., Suppl. #2
Default uses both frequency and cadence detection
Application can select frequency only for faster detection in specific environments |
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| Ring back detection |
Default setting designed to detect 83 out of 87 unique ring back tones used in 96 countries as specified by CCITT Rec. E., Suppl. #2
Uses both frequency and cadence detection |
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| Positive voice detection accuracy |
>99% based on tests on a database of real world calls in North America
Performance in other markets may vary |
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| Positive voice detection speed |
Detects voice in as little as 1/10th of a second |
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| Positive answering machine detection accuracy |
>85% based on application and environment |
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| Fax/modem detection |
Pre-programmed |
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| Intercept detection |
Detects entire sequence of the North American tri-tone
Other intercept tones sequences can be programmed |
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| Dial tone detection before dialing |
Application enable/disable
Supports up to three different user-definable dial tones
Programmable dial tone drop out debouncing |
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Tone Dialing
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| DTMF digits |
0 to 9, *, #, A, B, C, D per Bellcore LSSGR Sec 6, TR-NWT-000506 |
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| Frequency variation |
Less than ±1 Hz |
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| Rate |
10 digits/s maximum, configurable by parameter** |
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| Level |
–4.0 dBm per tone, nominal, configurable by parameter** |
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Pulse Dialing
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| 10 digits |
0 to 9 |
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| Pulsing rate |
10 pulses/s, nominal
20 pulses/s for Japan, configurable by parameter** |
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| Break ratio |
60% nominal, configurable by parameter** |
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Analog Caller Identification
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| Applicable standards |
Bellcore TR-TSY-000030
Bellcore TR-TSY-000031
TAS T5 PSTN1 ACLIP: 1994 (Singapore) |
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| Modem standard |
Bell 202 or V.23, serial 1200 bits/sec (simplex FSK signaling) |
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| Receive sensitivity |
-48 dBm (-50 dBv) to -1 dBm |
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| Noise tolerance |
Minimum 18 dB SNR over 0 to -48 dBm dynamic range for error-free performance |
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| Data formats |
Single Data Message (SDM) and Multiple Data Message (MDM) formats via API calls and commands |
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| Line impedance |
AC coupled 600 Ohm (@ 1.8 kHz) termination during Caller ID on-hook detection interval |
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| Message formats |
ASCII or binary SDM, MDM message content |
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Analog Display Services Interface (ADSI)
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FSK generation per Bellcore TR-NWT-000030
CAS tone generation and DTMF detection per Bellcore TR-NWT-001273. |
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