Cambridge Consultants in co-operation with CML Microcircuits (UK) have developed a small, low-power and low-cost (under $20) DRM portable receiver module for both DRM in AM and FM, as well as the corresponding analogue frequencies (cambridgeconsultants.com; www.cmlmicro.com).
The evaluation board shown demonstrates
User interface based on push-buttons
Small low-cost display
MW, SW and VHF antennas
Complete radio requiring no external processor
‘Antenna to speaker’ solution
Only active components are display and power supply regulator
DRM1000 also supports a serial control and data interface
Allows use of an external host
Can deliver data services for external processing / display
Video: CML Microsystems and Cambridge Consultants are presenting the latest developments of their cost effective receiver module (Video for the DRM General Assembly 2022)
The new DRM1000 module opens up the low-cost end of the DRM receiver offers and has been presented and demonstrated during the IBC DRM events in September 2022 and is scheduled to be available from Q1 2023.
Three more advanced portable radios, GR- 224, GR-226 and GR-228, have come onto the market.
Gospell Digital Technology Co Ltd. (www.gospell.com) is based in China and first developed the DRM standalone Receiver GR-216.
All Gospell receivers have the following features
Full band DRM (MW/SW VHF-II) and AM/FM stereo reception
DRM xHE-AAC audio decoding
DRM Journaline* and scrolling text message
DRM emergency warning reception
DRM alternative frequency switching
DRM expert mode for reception status inspection
FM RDS station name display
60 station memory presets
1kHz step tuning allows fast and precise station reception
Station auto seeking and store
Automatic time set
Operates on internal battery or AC adapter
GR-224BP Portable DRM/AM/FM Radio (DRM/AM/FM | Bluetooth | USB/TF player | AUXin)
GR-226BP Portable DRM/AM/FM Radio (DRM/AM/FM | Bluetooth | USB/TF player | AUXin)
GR-228BP Portable DRM/AM/FM Radio (DRM/AM/FM | Bluetooth | USB/TF player | AUX in | Stereo speaker)
The unit price of all these receivers will be based on the order volume.
A new Gospell receiver series, the GR220, has just been made available commercially: GR-220P Pocket DRM/AM/FM Pocket Radio
Gospell announces the latest DRM pocket radios
The company has an Indian distributor, Antriksh Digital Solutions (www.antrikshdigital.com → Section ‘DRM Products’). The DRM receivers on Antriksh’s website are coded and customised to Indian requirements and sold to customers in India. Unit price will be based on order volume.
Starwaves (www.starwaves.com) in Germany has developed the portable W293-BT receiver with optional WiFi capability, which can be used for distant learning and education. The company is ready to receive substantial order for mass production.
The features of this model are:
DRM in the AM, SW and FM Band
Also plays analogue AM, FM and SW
High quality tuner
DRM Emergency Warning Functionality (EWF)
Frequency and station name can be scrolled on the LED display