Overview
AudioScience ASI 8821-1000 PCI Express Tuner Card, 4 Channels of AM/FM/RDS
The ASI8821 series are professional PCI(e) tuner adapters designed for use in AM/FM/RBDS/RDS radio broadcast audio monitoring and auditing.
The ASI8821 are based on tuner modules. Each module has four tuners on it and the adapter can hold a maximum of two modules
Up to eight different channels of AM or FM can be received and recorded simultaneously from a single antenna input.
Recording formats include PCM and MPEG-1 layer2 and MPEG-1 Layer 3 (MP3).
AudioScience tuner cards are recognized as an industry standard and are used in thousands of radio monitoring installations around the world.
Features
- Support for HD Radio/DAB/DAB+ (Model Dependant)
- Up to 8 channels of HD Radio/DAB/DAB+ (with appropriate module)
- Up to 8 channels of AM/FM audio capture (with appropriate module)
- Up to 8 channels of FM RBDS/RDS data capture
- AM/FM tuners can be fed from individual external antennas
- Audio monitoring of all tuners simultaneously
- MRX™ technology allows each stream to have an independent sample rate of between 8 and 48kHz
- PCM and MPEG-1 Layer 2 and MP3 recording formats
- Short length PCI(e) card format (6.6 inches/168mm)
- Up to 8 cards in one system
Available Configurations
| Model Number | Configurations |
| ASI8821-1000 | 4 channels of AM/FM/RBDS/RDS |
| ASI8821-1100 | 8 channels of AM/FM/RBDS/RDS |
| ASI8821-2000 | 4 channels of AM/FM/RBDS/RDS + MCX external antenna jacks |
| ASI8821-2200 | 8 channels of AM/FM/RBDS/RDS + MCX external antenna jacks |
| ASI8821-5000 | 4 channels of HD Radio/DAB/DAB+ |
| ASI8821-5500 | 8 channels of HD Radio/DAB/DAB+ |
Specifications / Documents
RF INPUT
- Connector F type 75 ohms, on card bracket
FM/RDS TUNER (-1000, -1100, -2000, -2200)
- Modes: Mono or Stereo
- Frequency range: 75.9MHz - 108.1MHz, 50kHz channel spacing
- Sensitivity: 15dBuV for -30dB THD+N
- Input Level: 90 dBuV Maximum (F connector), 100 dBuV Maximum (External antenna connector)
- THD+N -55dB @ 60dBuV RF Level, 1kHz sinewave, mono, 75kHz deviation, A-weighting
- De-emphasis: 50us or 75us (software selectable)
- Audio bandwidth: 30Hz-15kHz (+/-3dB)
- RDS Sensitivity: 25 dBuV
AM TUNER (-1000, -1100, -2000, -2200)
- Frequency range: 520kHz-1720kHz, 1kHz channel spacing
- Sensitivity: 30dBuV for -30dB THD+N
- Input Level:
- F connector:75 dBuV Maximum
- External antenna MCX connector:90dBuV Maximum
- THD+N: -50dB @ 60dBuV RF Level, 1kHz sinewave, 75% modulation, A-weighting, 2kHz bandwidth
- De-emphasis: None or 50us (software selectable)
- Audio bandwidth: 100Hz - 2kHz (+/-3dB)
FM/RDS/HD Radio/DAB/DAB+ TUNER (-5000, -5500)
FM
- Modes: Mono or Stereo
- Frequency range: 75.9MHz - 108.1MHz, 50kHz channel spacing
- Sensitivity: 15dBuV for -30dB THD+N
- Input Level: 90 dBuV Maximum (F connector), 100 dBuV Maximum (External antenna connector)
- THD+N: -55dB @ 60dBuV RF Level, 1kHz sinewave, mono, 75kHz deviation, A-weighting
- De-emphasis: 50us or 75us (software selectable)
- Audio bandwidth 30Hz-15kHz (+/-3dB)
RDS
- Sensitivity 25 dBuV
HD RADIO
- Modes: Automatic
- Frequency Range: 87.5MHz – 108MHz
- Sensitivity: 15.9dBuV for –20dBc digital sideband power
- Input Level: 90dBuV Max
- De-emphasis: 50us or 75us (software selectable)
LINE OUTPUT
- Connector: Mini 50pin on card bracket
- Breakout Cable (included): CBL3004 – Mini 50pin to 24 RCA jacks
- Audio: 4Vpp max into 10Kohms
SIGNAL PROCESSING
- DSP: Texas Instruments TMS320C6713@300MHz
- Memory: 8MB
- Sample rates: [1] 8, 11.025, 12, 16, 22.05, 24, 32, 44.1, 48kHz
- Audio Formats
- 8 bit unsigned PCM
- 16bit signed PCM
- 24 bit signed PCM
- 32bit IEEE floating point PCM
- MPEG-1 Layer 2, MPEG-1 Layer 3 (MP3)
GENERAL
- Bus: ASI8821 – X1 PCI Express
- Dimensions: PCI full height short-length form factor (3.9 x 6.6 inches/100 x 168mm)
- Weight: 7oz (200g) max
- Operating Temperature: 0C to 70C
- Power Requirements: 3.3V @ 1.3A, +5V @ 0.8A, -12V @0.1A
