M4.2si technical specifications – DaySequerra M4.2Si AM-FM User Manual
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M4.2Si User Manual
M4.2Si Technical Specifications
RF Tuning Range
AM: 520 kHz to 1720 kHz in 9 KHz or 10 kHz increments
FM: 87.9 MHz to 108.1 MHz in 100 KHz or 200 kHz
increments
RF Usable Sensitivity
AM: <20 dBf (-100 dBm) for SNR -20 dB referenced to
30% modulation
FM: <15 dBf (-100 dBm) for SNR -30 dB referenced to 100%
modulation
RF Input F-Type 75 ohm
AM-FM: -55 dBm Nominal: -20 dBm Maximum
IF Rejection
AM: > 100 dB for SNR -20 dB
FM” > 100 dB for SNR -30 dB
AF Bandwidth
AM: +/- 1 dB, 40 Hz to 15 kHz
FM: +/- 1 dB, 20 Hz to 20 kHz
FM De-emphasis
75 uSec
Analog Audio Outputs – Left/Right
Balanced XLR
+4 dBm into 600 ohm at 100% modulation
Digital Audio Output
AES-3 Professional
, 110Ω transformer-isolated
on XLR
connector
0 dBFS <.005% THD+N using HD Radio™ input
HD Radio Hybrid Acquisition
<4.5 seconds
HD Radio Split Mode
MPS Left (on R output) and HD-1 (on L output) on Analog,
Digital and Headphone audio
Alarm Notification
Rear panel tallies, front panel indications and email for loss of
Audio, Carrier, and OFDM HD Radio Lock
RBDS Data
Pl (Call Letters), PS (Program Service), PTY (Program Type),
and RT (Radio Text)
HD Radio PAD and SIS Data
SIG, SIS, Extended SIS, AAAS, and LOT; PAD including
station long and short name, program type, song file artist,
album, genre and comment fields
AC Power
Auto-sensing 85-264VAC, 47-63Hz input
Environmental
Operating Temperature: +41 to +105 F (+5 to +40 C) Storage
Temperature: -13 to +140 F (-25 to +60 C) Relative Humidity:
Maximum 85%, non-condensing
Dimensions
1 RU EMI-hardended: 19” (482mm) W x 14” (355mm) D x
1.75” (44mm) H
Shipping Weight
12 lbs. (5.4 kg)
Warranty
Three years, limited parts and labor
M4.2Si Options
M4.2Si RCA – Unbalanced analog and digital audio outputs
on RCA connectors installed in place of standard XLR
Connectors.
M4.2Si TimeLock Monitor – Provides time-alignment
correlation for MPS and HD-1 streams; rear panel AUDIO
ALARM tally and email notifications. Field-installable
upgrade.