ET-496 (430-1001) Specifications Faxback Doc. # 6505
OPERATING FREQUENCIES
Base Handset
CHANNEL TX RX TX RX
F 46.610 MHz 49.670 MHz 49.670 MHz 46.610 MHz
I 46.710 MHz 49.770 MHz 49.770 MHz 46.710 MHz
M 46.870 MHz 49.930 MHz 49.930 MHz 46.870 MHz
N 46.930 MHz 49.990 MHz 49.990 MHz 46.930 MHz
O 46.970 MHz 49.970 MHz 49.970 MHz 46.970 MHz
GENERAL
Transmit RF Output:...........................................9800 mircoV/m
Pulse Mode Dialing Rate:.............................................10 pps
Pause Entry Delay:................................................4 seconds
Interdigital Pause:.............................................850 milli S
Radial Memory Capacity:...........................................63 Digits
Power Requirements
Base:.......................................................120 Volts AC
Handset:...........................2.4 Volts DC (Nickel-Cadmium Battery)
Weight:...............................................................19 oz
Measurement
Base:....................................8 9/16 x 3 13/16 x 2 1/8 Inches
Handset:.................................7 15/16 x 2 5/16 x 2 1/8 Inches
Temperature:......................77 degrees F +/- 9 degrees F (25 C +/- 5)
Standard Modulation:.............................1kHz +/- 2.5 kHz deviation
OPERATING PARAMETERS
We supply this information to help you answer questions your phone
company might ask.
Interface:.......................................................Loop Start
Connector:.........................................USOC Type RJ11C or RJ11W
Ringer:.............................................Standard Bridged Ringer
20-60 Hz or Square Wave, 40-130 Volts Ring Signal
Resistance:..........................100M Ohm (On Hook), 300 Ohm (Off Hook)
BASE UNIT (RF SECTION)
Nominal Limit
Receiver
Maximum usable sensitivity -110 dBm <-107 dBm
@ 1kHz +/- 2.5 kHz deviation
12 dB SINAD
6dB usable bandwidth +/- 6.0 kHz +/- 3.0 kHz
@ 12 dB SINAD
Modulation acceptance bandwidth +/- 9 kHz +/- 3 kHz
@ 12 dB SINAD
Image Rejection >35 dB >25 dB
@ a. 1 kHz +/- 2.5 kHz deviation
b. -910 kHz from receiving frequency
Maximum signal to noise 60 dB >50 dB
@ Reference 1 kHz +/- 2.5 kHz deviation
Reference -47 dBm (RF Level)
Squelch sensitivity 6 dB SINAD +/- 6 dB
@ MC3361 pin 13
Active low position
No modulation
Receive frequency response
@ Reference 1 kHz +/- 2.5 kHz deviation
300 Hz 4.0 dB +/- 2 dB
3 kHz -9.0 dB +/- 2 dB
Audio output level -7.0 dBm +/- 3 dB
@ Reference 1 kHz +/- 2.5 kHz deviation
-47 dBm RF signal
600 Ohm load
Audio output distortion 5% <10%
@ Reference 1 kHz +/- 2.5 kHz deviation
-47 dBm RF signal
600 Ohm load
Transmitter
Nominal Limit
Transmitter frequency tolerance +/- 300 Hz
@ Use impedance matching network
50 ohm impedance
Transmitter RF power To be determined +/- 2 dB
@ Use impedance matching network
50 ohm impedance
Transmitter audio deviation +/- 2.0 kHz +/- 0.5 kHz
@ Reference 1 kHz
(Input -15 dBm)
(600 ohm input impedance)
Transmitter audio distortion 2% <5%
@ Reference 1 kHz
(Input -15 dBm)
Transmitter audio S/N >40 dB >35 dB
@ Reference 1 kHz
(Input -15 dBm)
Transmitter audio frequency response
@ Reference 1 kHz
(Input -15 dBm)
(Reference 1 kHz) 300 Hz -9.5 dB +/- 2 dB
3 kHz +4.5 dB +/- 2 dB
Transmitter maximum deviation +/- 4 kHz +/- 1 kHz
@ Reference 1 kHz
(Input +5 dBm)
Telephone hybrid isolation
@ Reference 1 kHz +/- 2.5 kHz deviation
600 ohm <+/-2.0 kHz <+/-2.5 kHz
900 ohm <+/-2.0 kHz <+/-2.5 kHz
HANDSET (RF SECTION)
Receiver
Maximum usable sensitivity -110 dBm <-107 dBm
@ 1kHz +/- 2.5 kHz deviation
12 dB SINAD
6dB usable bandwidth +/- 6.5 kHz +/- 3.0 kHz
@ 1 kHz +/- 2.5 kHz deviation
12 dB SINAD
Modulation acceptance bandwidth 9.0 kHz +/- 3 kHz
@ 1 kHz +/- 2.5 kHz deviation
12 dB SINAD
Image Rejection >35 dB >25 dB
@ 1 kHz +/- 2.5 kHz deviation
-910 kHz from receiving frequency
Maximum signal to noise 60 dB >50 dB
@ Reference 1 kHz +/- 2.5 kHz deviation
Reference -47 dBm (RF Level)
Receive frequency response
@ Reference 1 kHz +/- 2.5 kHz deviation
300 Hz 4.5 dB +/- 2 dB
3 kHz -11.0 dB +/- 2 dB
Audio output level 150 mV +/- 40 mV
@ Reference 1 kHz +/- 2.5 kHz deviation
-47 dBm RF signal
Audio output distortion 3% <5%
@ Reference 1 kHz +/- 2.5 kHz deviation
Reference -47 dBm
Transmitter
Nominal Limit
Transmitter frequency tolerance +/- 300 Hz
Transmitter power level 3.0 dBm +/- 2 dB
@ Use impedance matching network
50 ohm impedance
Mike modulation sensitivity +/- 1.6 kHz +/- 0.5 kHz
@ 1 kHz audio signal
(8 mV 0 ohm impedance)
Transmitter audio distortion <2% <5%
@ 1 kHz 15 mV input
Transmitter audio S/N >45 dB >40 dB
@ Reference 1 kHz 15 mV input
Transmitter frequency response
@ Reference 1 kHz
(15 mV input) 300 Hz -9.0 dB +/- 2 dB
3.0 kHz +3.5 dB +/- 2 dB
Transmitter maximum deviation +/- 4 kHz +/- 1 kHz
@ Reference 1 kHz
(150 mV input)
Power Drain @ 2.55V
Standby (Power save mode is removed) <18 mA <20 mA
Talk <45 mA <50 mA
Battery low voltage 2.1 V 1.9V-2.3V
Charger current 25 mA +/- 5 mA
@ Using a fully charged battery
TELEPHONE SECTION
Dialing
Nominal Limit
Pulse dialing
@ (Using 1075 telephone analyzer)
M/B ratio 40% +/- 2%
pps 10 pps +/- 0.5 pps
Interdigital interval To be determined
Tone dialing
@ (Using 1075 telephone analyzer)
Twist 2 dB +/- 2 dB
High group level -6 dB >-7.5 dB
Interdigital interval To be determined
Frequency tolerance +/- 1.5%
Loudness Rating Sections
Receiver loudness rating To be determined
Artificial line 0 kft
Transmitter loudness rating To be determined
Artificial line 0 kft
DC Characteristics Resistance 180 ohms
Bell start voltage 35V +/- 5 V
@ (Using 1075 telephone analyzer)
Frequency 20 Hz
Bell Tap Voltage 130 VDC 105 VDC
RELIABILITY
Electronics Static Discharger Nominal Limit
Normal Case 15 kV 10 kV
Using DN-6
(All operations function)
Worst Case 15 kV 15 kV
Using DN-5
(No parts are broken)
High Voltage Test
Rising 30 sec. 1000 V/10 mA 1000 V/10 mA
Stay 60 sec.
NOTE: Nominal specs represent the design specs. All units should be able
to approximate these, some will exceed and some may drop slightly
below these specs. Limit specs represent the absolute worst
condition that still might be considered acceptable; in no case
should a unit fail to meet limit specs.
(CJD/all-07/12/95)
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