LG Electronics LKD-8DS, GDK-20W Electrical Specifications AWG Wire, Flash Memory

GDK-20W DIGITAL WIRELESS KEY TELEPHONE SYSTEM

Table 2.3.4 Electrical Specifications

Item	22 AWG Wire		24 AWG Wire
Digital Keyset / Base station	500 m (1.6K feet)		300 m (1K feet)
-. 2-wire loop
2B modules(with Power Adapter,24Vdc/200mA)
-. System – Primary Keyset	Refer to Installation Manual of
-. Primary Keyset – Secondary Keyset	2B-SLIU30/DTIU30
-. Primary Keyset – Secondary SLT
2B modules(without Power Adapter)	Refer to Installation Manual of
-. Primary Keyset – Secondary Keyset	2B-SLIU30/DTIU30
-. Primary Keyset – Secondary SLT
Single Line Telephone	1,600 m (5.3K feet)		1,000 m (3.3K feet)
Table 2.3.5 CO Loop Specifications
Ring Detect Sensitivity	@ 20-60 Hz, 38 Vrms
DTMF Dialing
-. Frequency Deviation	less than	±	1%
-. Signal Rise time	3 msec, maximum
-. Tone Duration, on-time	75 msec, minimum
-. Interdigit time	75 msec, minimum
Pulse Dialing
-. Pulse Rate	10 pps
-. Break/Make Ratio	60/40% or 66/33%

Table 2.3.6 Miscellaneous Specifications

Main System Memory

Program Memory,

(FLASH MEMORY)

Random Access Memory, SRAM (Battery Backed-up)

1 Mwords Max. PMU U1 : 512Kwords

U2 : 512Kwords

512Kbytes Max. PMU U3 : 256Kbytes U4 : 256Kbytes

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