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Manual abstract: user guide ELK PRODUCTS ELK-870 V.2
Detailed instructions for use are in the User's Guide.
[. . . ] EchoTM Series ELK-870 Amplified Speaker
The ELK-870 is a self amplified interior speaker mounted in an attractive surface mount plastic enclosure. It may be connected to an audio source, ie: microphone, telephone system paging output, etc. , even an ordinary single line phone set. [. . . ] Does Not Require 25 or 70V Line Transformers. Attractive "No-Grill" Surface Mount Enclosure. Drives Up to Three (3) Additional 8 Ohm Speakers. Electrical "J" Box Mounting Holes. Lifetime Limited Warranty.
Specifications
· · · · · · Rated Output: 10 Watts. ** Power Input: 12 to 24 Volts A. C. or D. C. ** Speaker (Output) Load: 2 to 16 Ohms. ** Current Draw: 50 to 800mA (depending on load & volume setting) Input Impedance: 1000 Ohms Nominal. Size: 4. 375" H x 6. 375" W x 1. 875" D.
PO Box 100 · Hildebran, NC 28637 · 800-797-9355 · 828-397-4200 Fax 828-397-4415 · www. elkproducts. com · info@elkproducts. com
ELK
PRODUCTS, INC.
Instructions
1. 3.
ELK-870
v. 2
Remove the front cover by inserting and twisting the tip of a wide flat-blade screwdriver in the slots along the edge of the housing. Mounting holes are provided on the backplate for a standard electrical J-box as well or for direct surface mounting (hardware included). If distance exceeds 1000' use 18-20 gauge.
PWR IN:
Connect to a good quality 12 to 24 Volt A. C. Power is recommended for a cleaner output. **NOTE: The ELK-870 is primarily designed for short duration (intermittent) paging applications. [. . . ] ft. )
Power Input 12 to 24 Volts DC ONLY
Audio Input Microphone, Telephone System Paging Output
Power Input 12 to 24 Volts AC or DC** No Polarity
-
+
PWR IN PWR IN
1, 000 Ohm 1/2 Watt Resistor
MIN VOLUME MAX MIN VOLUME MAX
DO NOT CONNECT TO TELCO LINES GREEN RED
Built-In 20 Watt Speaker
AUDIO IN SPKR
ELK-870 v. 2 Audio Amp PC Board
AUDIO IN SPKR
EXAMPLE 1: BASIC PUBLIC ADDRESS "PA" SYSTEM (using the ELK-870 and a common Telephone)
OPTIONAL Up to three (3) additional 8 Ohm speakers may be connected in parallel Min. rating = 20 watt
IE: ELK-70, ELK-73, ELK-44
FIGURE 1: WIRING HOOKUP
10/03 [. . . ]
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