This mini system retains the old school hi-fi design. The components are separate . The Denon D-F109 designation brings together a stereo amplifier with radio, also known as a stereo receiver, (the Denon DRA-F109), a CD player (the Denon DCD-F109, a network audio player (the Denon DNP-F109 ), and a pair of speakers (the Denon SC-F109). All of them stand out for their high quality of construction and their very careful finish. The front panels are made of aluminum. In-house engineers have decided to avoid digital signal converters and incorporate digital output stages so that the original signal is not kept as intact as possible.
It is a mini system by components adapted to the new times. Not only does it have the usual CD player with the ability to play music via USB. In addition, there is the network audio player, which allows you to work with streaming audio from a computer. The amplifier is class D and offers a power output of 2 by 65 watts. The circuitry design is very simple and has a coaxial digital audio input and an optical audio input. The information screen is quite large, accommodating two lines of large type characters so that they are easy to read from a distance. The radio tuner can receive FM and AM stations and is capable of storing 40 presets.
The Denon DNP-F109 Network Audio Player adds the ability to enjoy Internet radio. It is equipped with Wi-Fi and Ethernet , so it can connect to any kind of network. It is DLNA 1.5 certified . On the back it has a USB port from where you can play audio, both from a memory key or an external hard drive, and from an iPod or an iPhone. Plus, thanks to Apple's AirPlay wireless technology , you can stream your iTunes library and music stored on an iPad, iPhone, or iPod. It supports uncompressed audio formats such as FLAC HD .
For its part, the CD player expands the supported sources and media even further. You can play CD-R and CD-RW discs , which can contain MP3 and WMA format files . Likewise, you can read these types of files from the USB port , located on the front, where you can connect an external hard drive or an iPhone or iPod. The information screen is large, with room for two lines, like the amplifier.
The speakers on this component mini system are two-way with a bass port. They have a 2.5 cm soft dome tweeter and the woofer cones are 12 cm. The frequency response ranges from 40 to 40,000 hertz . They are shelf-type and the enclosure is designed to minimize vibrations. They are designed to handle 60 watts sustained or 120 watt peak powers. Each speaker weighs 5.2 kilograms and measures 182 millimeters wide, by 296 millimeters high and 237 millimeters deep. Finally, the retail price of the Denon D-F109 mini system is 800 euros.