UPM-2 Specifications
Acoustical – UPM-2/P-2
Frequency Response
1
Half space 60-20,000 Hz +4 dB
Free air 70-20,000 Hz +4 dB
Maximum SPL
2
Continuous 108 dB
Peak 118 dB
HF Distribution Pattern (-6dB points)
Horizontal 45 degrees
Vertical 45 degrees
UPM-2 Loudspeaker
Driver Complement
Low-Frequency (2) MS-5 5-inch cone drivers, 8 ohms per driver
High-Frequency 1" titanium dome horn driver, 8 ohms
Passive Network
Function 3-way crossover and HF driver protection
Capacitor Type Polypropylene
Inductor Type Ferrite core
Nominal Impedance 16 ohms
Enclosure 0.2 cu. ft. vented, multi-ply Finnish birch
Finish Black textured
Connector EP 4 (EP 5, Europe only) or 3-pin XLR (male and female)
Protective Grill Expanded metal screen frame, vinyl damped,
charcoal-grey foam covering
Mounting Points
3
⁄8"-16 nut plates
Physical Dimensions 6
3
⁄4" W x 18
1
⁄8" H x 7
1
⁄8" D
Weight 16 lbs. (7.3 kg)
P-2 Control Electronics Unit
Input Type Balanced (active), 47k ohms
Output Type Push-pull (active), 200 ohms source impedance
Maximum Input/Output Level
3
Unbalanced >+20 dBu
Balanced >+26 dBu
Hum and Noise
4
<–90 dBV
Dynamic Range
5
>105 dB
Sense Input 10K ohms true differential
Driver Protection Circuitry
Low Frequency RMS Limiter
High Frequency RMS and Peak Limiter
Indicators
Sense Green LED
Limit Red LED
Power Green LED
Controls Level control, AC on/off switch, Lo Cut switch
Connectors
Balanced Input/Output 3-pin XLR (A-3)
Sense Input Banana jacks
Power 120/240V AC, 50/60 Hz (internally switchable)
Physical Dimensions 19" W x 1
3
⁄4" H x 7
3
⁄4" D Standard rack mount
Weight 7 lbs. (3.2 kg)

Note 1:

Measured 1 meter on axis,

pink noise input, in third-

octave ISO bands.

Note 2:

“A”-weighted noise input,

loudspeaker driven by

125␣watt (16 ohm rating)

mono amplifier.

Note 3:

1 kHz, 10k

Ω

load, < 0.1%

THD.

Note 4:

“A” weighted.

Note 5:

Noise floor to maximum

output.

UPM-2.PM6 2/4/96, 11:20 AM2