ET-550 Cordless Telephone
(430-1050) Specifications Faxback Doc. # 39030
MEASUREMENT CONDITIONS
Standard voltage:
Handset.................................................DC 3.6 V +/-0.025 V
Base.....................................................DC 9.0 V +/-0.03 V
Temperature....................................................25 C +/- 5 C
Channel: CH Handset (TX Frequency) Base (TX Frequency)
1 48.760 MHz 43.720 MHz
2 48.840 MHz 43.740 MHz
3 48.860 MHz 43.820 MHz
4 48.920 MHz 43.840 MHz
5 49.020 MHz 43.920 MHz
6 49.080 MHz 43.960 MHz
7 49.100 MHz 44.120 MHz
8 49.160 MHz 44.160 MHz
9 49.200 MHz 44.180 MHz
10 49.240 MHz 44.200 MHz
11 49.280 MHz 44.320 MHz
12 49.360 MHz 44.360 MHz
13 49.400 MHz 44.400 MHz
14 49.460 MHz 44.460 MHz
15 49.500 MHz 44.480 MHz
16 49.670 MHz 46.610 MHz
17 49.845 MHz 46.630 MHz
18 49.860 MHz 46.670 MHz
19 49.770 MHz 46.710 MHz
20 49.875 MHz 46.730 MHz
21 49.830 MHz 46.770 MHz
22 49.890 MHz 46.830 MHz
23 49.930 MHz 46.870 MHz
24 49.990 MHz 46.930 MHz
25 49.970 MHz 46.970 MHz
Telephone Line Voltage/Load..........................DC 48 V +/-2 V/600 ohm
Ring Frequency........................................................20 Hz
Ring Duration...........................................2 sec ON, 4 sec OFF
Standard Modulation.....................................1 kHz +/-3 kHz Dev.
Secure Code...............................................65536 Combination
Method of Measurement....................According to EIA Standard, RS-316A
Portable RX Load....................................................150 ohm
Base Unit
Receiver
Sensitivity 12 dB SINAD..............................................0.5 uV
Bandwidth at 6 dB down.............................................+/-9 kHz
Frequency Response.........................................-2 dB at 0.3 kHz
-6 dB at 3.0 kHz
Distortion at 1 mV Input................................................3 %
S/N ratio at 1 mV RF Input............................................70 dB
Ringer Level at 30 cm from Ringer..................................80 dBSPL
Transmitter
RF Carrier Field Strength...........................................*1 uV/m
(*1: Follow the Requirement of FCC Part 15.232 Paragraph C)
Modulation Sensitivity (at +/-3 kHz Dev.)...........................-18 dBm
Frequency Response.........................................-2 dB at 0.3 kHz
-1.5 dB at 3.0 kHz
Frequency Tolerance...............................................+/-600 Hz
Speaker Phone
Modulation Sensitivity (at TEL OUT -20 dBm)..........................2.5 mV
Audio Output Power at 1 mV Input....................................1600 mV
(at +/-3 kHz Dev, Dummy Load 33 ohm)
Telephone Line
Off-hook Impedance.......................................850 ohm (at 1 kHz)
Off-hook DC Resistance...................................250 ohm (DC 40 mA)
Telephone Line Output Voltage at Mod...............................-7.5 dBm
1 kHz +/-3 kHz Dev.
Minimum Ringer Input Level...............................12 Vrms (at 20 Hz)
Telephone Dial Unit
Pulse Dialing
Dialing Rate.........................................................10 pps
Make Ratio......................................................39 % 10 pps
DTMF Dialing
DTMF Frequency Row 1.............................................697 Hz
Row 2.............................................770 Hz
Row 3.............................................852 Hz
Row 4.............................................941 Hz
Column 1.........................................1209 Hz
Column 2.........................................1336 Hz
Column 3.........................................1477 Hz
Signal Level on Single Tone
Low Group............................................................-7 dBm
High Group...........................................................-5 dBm
High Group Component/Low Group Component Difference....................2 dB
Handset Unit
Receiver
Sensitivity 12 dB SINAD..............................................0.5 uV
Bandwidth at 6 dB down.............................................+/-9 kHz
Frequency Response..........................................0 dB at 0.3 kHz
-6 dB at 3.0 kHz
Audio Output Power at 1 mV Input......................................80 mV
Distortion at 1 mV Input................................................2 %
S/N Ratio at 1 mV RF Input............................................55 dB
Leakage Ring Level at Ear Piece....................................80 dBSPL
Transmitter
RF Carrier Field Strength...........................................*1 uV/m
(*1: Follow the Requirement of FCC Part 15.232 Paragraph C)
Modulation Sensitivity (at +/-3 kHz Dev.).............................22 mV
Frequency Response.......................................-5.0 dB at 0.3 kHz
-5.5 dB at 3.0 kHz
Frequency Tolerance...............................................+/-600 Hz
Power Consumption
Base Unit 9 V DC (TEL LINE ON)........................................70 mA
Handset Unit
Standby (average)...................................................1.25 mA
In-use................................................................35 mA
Battery Low Light..............................Turn-on Level 3.05 to 3.50 V
Battery.........................................300 mAH (@ 1.2 V x 3 = 3.6)
Mode Switch..................................DTMF-Pulse (10 pps) Selectable
Operating Temperature..........................................-10 C - 50 C
Storage Temperature............................................-20 C - 60 C
REQUIREMENTS COMPLIANCE
Unit is designed to fully meet with UL 1459 and FCC Rules, Part 15 and 68
for USA, or with applicable CSA and IC standards for Canada.
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.
(km-04/21/1997)
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