Tuning Range
DAB Band III, Mode I (174.928MHz - 239.200MHz); all EBU-sanctioned frequency allocations (Blocks 5-12, A-D) plus Block 13 A-F
Receiver Sensitivity
10μV for error-free reception
75-ohm (BNC)
Audio Codecs
MPEG-1 Audio Layer 2 (MP2); HE-AAC (AAC+)
Audio Response
±0.25dB, 20Hz-20kHz
Signal Parameters Displayed
FQ (FIC Quality), RF (RSSI), SNR, CNR
Ensemble Label, Component List & ID, Service List & ID, Dynamic Label, PTY, Sample Rate, Bit Rate, Gain, Mode, Service Mode, Protection Info, Current CU & Address, Country, Language, Time & Date
Analog Audio Outputs
Balanced Analog L/R (XLR); level is menu-adjustable between –15dBu and +15dBu. S/N: 100dbA @ 3kHz for Analog output.
Digital Audio Output
AES3 (XLR), 44.1kHz sampling rate; audio level is menu-adjustable between –30dBFS and 0dBFS. S/N: >100dbA @ 3kHz for AES Digital.
Headphone Jack
3.5mm TRS with menu-adjustable level
USB Connector
Allows firmware updates
Alarm Tallies
Individual open-collector NPN transistor outputs for Low Signal, DAB Loss, Audio Loss; alarm thresholds, delays and logic polarity
Power Requirement
+12VDC at 220mA (2.1mm x 5.5mm coaxial; A universal inline switchmode power supply is provided.
Mounting Options
An optional rack adapter accepts up to three INOmini modules in a 1U rack space.
Size and Weight
- 26”H x 9”W x 2”D
- 8 lbs shipping weight
AUDIO PROCESSING
AGC
Gated, ‘gain-riding’ AGC with ±15dB capture range; dualrate ‘windowed’ operation
Leveling
Variable ‘syllabic’ 2:1 compression normalizes dialog and music sources
Parametric Equalization
5-sections of parametric EQ, each with variable frequency, ‘Q’ and gain
Bass ‘Punch’
Variable bass enhancement accents the initial bass attack
Compression
5 Band Audio Processor includes HPF, Phase Rotator, AGC, Leveling, Stereo Enhance, Parametric EQ, Multiband Compressor, Wideband and HF Limiter, Stereo Generator, Factory and User presets
Final Peak Control
Feed-forward final peak limiting eliminates flat-top clipping; independent HF limiter for pre-emphasis protection
Composite Clipper
0dB - 3dB adjustable MPX clipping depth (excludes stereo pilot and RDS subcarrier)
Processing Presets
10 factory, 10 user-defined presets
RDS/RBDS ENCODER
Fields Supported
PI, PTY, PS, RT, M/S, TP, DI, CT, AF
HD ‘PAD’ to RDS
HD Radio™ Name, Slogan, Artist, Title, Album and Genre may be converted to the RDS scrolling-PS and RT fields
Streamed Name, Metadata, Description and Genre may be converted to the RDS scrolling-PS and RT fields
Telnet to RDS
Accepts dynamic PS and Radio Text updates via IP
BANDSCANNER™
A built-in spectrum analyzer utility sweeps the entire FM band (or a selected portion) and presents a graphic display of all signals received, includinag RSSI values and HD Radio™ transmissions.
MISCELLANEOUS
Alarms
Fault alarms include radio audio loss, analog audio loss, digital audio loss, stream audio loss, low signal, RDS error, stereo pilot loss and HD Radio™ channel loss. Alarms trigger front-panel indications, local (GPO) closures, browser interface notations, SMS/email dispatches, SNMP.
Alarm Logs
Alarms are logged and may be downloaded as daily, weekly or monthly CSV files.
SNMP
All setup and operating controls and alarm functions of the AARON 656 are under SNMP management.
Internal Test Tone Generator
20Hz - 20kHz; programmable frequency and amplitude
Power Requirement
88VAC - 264VAC, 48Hz - 63Hz (‘universal’); 12 watts
Size and Weight
H: 1¾”/44mm, W: 19”/483mm, D: 9½”/240mm (1U); 9lb/4kg (net, 12lbs/5.4kg (shipping)
Environmental
Continuous operation at ambient temperatures between 32ºF/0ºC and 122ºF/50ºC; 0-95% relative humidity, non-condensing, altitudes to 10,000ft/3,048m.
