Powerful 250 Watt IP Amplifier

AF 250

The AF 250H provides a high output range and various connections – from a microphone input to a relay output. That’s why the amplifier is universally suitable for any size of application – even for complex public address and Intercom solutions. In order to avoid cabling costs and be more flexible, the AF 250H is specifically optimised for installation either in a 19” rack or on-site.

Thanks to its high flexibility, the AF 250H is applicable in the most diverse areas where a reliable and powerful public address is needed. Thereby, this amplifier covers all requirements from public service facilities, critical infrastructure and smart city applications, office and school buildings up to the requirements of challenging and high-noise industrial environments.

SIP
IoIP
IP20
In 2
1 relay output
UL
FCC
Class B

Caractéristiques

250 W total output power
Loudspeaker connectors for 70 V or 100 V powered loudspeakers
Class-D amplifier optimised for high efficiency at low operating temperatures
Full IoIP and SIP support
Support of ONVIF Profile S for unidirectional audio transmission allows either audio announcements via a VMS (video management systems) or audio streaming to a VMS
Short-circuit and over-range protected
Line monitoring between amplifier and Intercom Server
Loudspeaker line monitoring (requires licence L-AF-LM)
Up to 16 kHz transmission bandwidth for highest speech intelligibility
Easy integration in existing systems
High level of reliability
Support of Intercom station features (e.g. two-way communication and talk-back functionality, audio monitoring, IVC and equalizer)
Installation in a 19” rack or on-site
Rugged metal housing