Audio processor with digital DSP technology specially developed for audio processing and modulation control on AM radio stations.
AUDIO PROCESSOR, ON AIR, AM, 5 BANDS, DIGITAL
Has digital and analog audio input and output format and specific filters for audio processing in modulated amplitude.
Processes two audio channels (left and right) separated or mono, has AGC input with 2 independent bands and a multiband processing with AGC and limiters in 5 independent bands, plus a unique intelligent control pre-emphasis optimized for audio processing in AM, this optimized pre-emphasis provides a powerful audio on the station undeniably more evident than your competitors.
It has specific tools and resources for processing in AM that provide a extremely competitive and high fidelity audio with specific filters and asymmetry control, ensuring a powerful modulation with great sound differential.
Can be controlled by software from anywhere through the internet or locally through a USB connection. This control software is completely intuitive and easy to operate.
The equipment already has 20 factory predefined presets for several different types of programming and 20 more presets that can be customized by the user. It’s also possible to schedule the automatic preset change during the day or during the week.
It has a touch screen display on the front panel that allow to access some of the control parameters and readings of the equipment.
Provided in rack 19” standard width and two unit rack height (2UR) and 30cm deep in high standard finishing in brushed stainless steel.
US (Harmonized Code): 8543.70.96.10
Dimentions (Rack standard – WxHxD):
– 482,6 mm x 89 mm x 340 mm;
– 19” x 3,50” x 13,39” pol.;
WEIGHT:
– 4 Kg without package;
– 5.5 Kg with package.
Cubage:
– 0,047853 m³
Supplied together with the product, can be installed in Windows XP, Vista and Win 7;Supplied together with the product, can be installed in Windows XP, Vista and Win 7;
- Provide full access to all audio processing parameter controls as well as creation of new presets;
- Protection of equipment by password;
- Through a USB connection or via Ethernet (Network cable), with the software enabled, you can access the various blocks of the equipment;
- The software is extremely intuitive and easy to use and represents, graphically, the block diagram of product operation, making it easier to understand each adjustment applied.
Click the image below and access a DAP4 Software demo:
COMPARE Challenge
Only the brand that has more know how in Audio Processing in Brazil can offer a challenge like this.
Compare the advantages and feel the benefits of an innovative product developed in Brazil with 100% national technology.
Original Audio
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Map with coverage of Radio stations using the DAP4 FM / AM / TV audio processor.
Do you have a DAP4 and your station is not on the map? Send email to marketing1@biquad.com.br.
Sugestões Biquad

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Este é o cabeçalho
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Este é o cabeçalho
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