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The Aiphone NB-U Background Music Adapter is used with the NEM Lamp Memory Intercom System. It supports 40 stations and requires a separate 10W amplifier. The background music mutes automatically throughout the entire system during calling and communication.
Note: This adapter cannot be used in the NEM (Type C) System with NEW-5 Parallel Call Adapter. Background music cannot be switched off at a substation.
Provides background music for the NEM Lamp Memory Intercom System
Background music mutes automatically throughout the entire system during calling and communication
Can be mounted on a wall or placed on a desk
In the Box
Aiphone NB-U Background Music Adaptor for the NEM Lamp Memory Intercom System
Limited 1-Year Warranty
Table of Contents
For Use with
NEM Lamp Memory Intercom System
Permitted: 5 W; 10 W (at peak)
Between NB-U and NEM-10 (or NEM-10 A): 5
Between NB-U and NEM-20 (or NEM-10 A): 7
Between NB-U and NEM-30 (or NEM-10 A): 9
Between NB-U and NEM-40 (or NEM-10 A): 11
Between NB-U and NEM-10B (or PG-10 A): 1 twisted pair wire
Between NB-U and Master:
20' (6 m) @ 24 AWG (0.5 mm diameter)
35' (10 m) @ 22 AWG (0.65 mm diameter)
50' (15 m) @ 20 AWG (0.8 mm diameter)
Between NB-U and Amplifier:
150' (45 m) @ 24 AWG (0.5 mm diameter)
250' (75 m) @ 24 AWG (0.65 mm diameter)
380' (115 m) @ 24 AWG (0.8 mm diameter)
100 mV for rated output
With PG-10B Amplifier: 10 W with 8 ohm output or existing amplifier, 10 W with 4 to 16 ohm output
With PG-10A Amplifier: 10 W with 25 V balanced line or existing amplifier, 10 W or more (63 ohm output or less) with 25 V balanced line
Dimensions (W x H x D)
6.0 x 2.3 x 6.2" (15.3 x 5.9 x 15.8 cm)
Not specified by the manufacturer
Aiphone NB-U Background Music Adaptor for the NEM Lamp Memory Intercom System Review