Altec Lansing 1707C - Detailed System Specifications; Power Output and Bandwidth; Distortion and Damping Factor; Output Levels and Transformer Specs

Continuous Average
Power:
1707C:
1715C:
Maximum Midband
Output Power:
1707C:
1715C:
Power Bandwidth:
Direct Output:
Intermodulatlon
Distortion:
Direct Output:
Damping Factor:
Direct Output:
Rated Output Level:
Direct Output:
1707C:
1715C:
Preamp Output:
Transformer Output:
1707C:
1715C:
Equalization:
Bass:
Treble:
Compressor/Limiter:
Threshold:
Compression Ratio:
Release Time:
Tone Generator:
Tones:
Control:
Level Adjustment:
Protection Svstem:
Amplifier:
Load:
Front Panel Controls:
input:
Compressor/Limiter:
1707C/1715C Specifications (cont'd)
75 watts
150 watts
(Ref. 1 kHz at 1% THD)
100 watts
175 watts
(Ref. 1 kHz at rated output)
>20 Hz - 20 kHz
(SMPTE 4:1)
<0.1% at rated power
>40, 20 Hz - 1 kHz
(Ref. 1 kHz)
(unbalanced)
24.5 Vrms/8 Q load
24.5 Vrms/4 Q load
(unbalanced)
0 dBm, 600 2 min. load
(balanced)
17.4 Vrms/4 Q load
25.0 Vrms/8 2 load
70.7 Vrms/66.6 Q load
25.0 Vrms/4.2 Q load
34.6 Vrms/8 2 load
70.7 Vrms/33.3 Q load
(Shelving type)
+12 dB at 100 Hz
+12 dB at 10 kHz
Feedforward Topology
-20 dB to +20 dB
Continuously variable
(Ref. 100 mVrms on Link input)
1:1 to 0:1
Continuously variable
50 msec to 5 sec.
Continuously variable
Electronically produced
Buzzer, siren, single-tone chime,
and repeating tone chime
All tones are initiated by
external switch closures
Rear panel
e Short circuit current limiting
e Over voltage limiting
e Thermal sensing
e Spurious oscillatory protection
e Low AC line sensing
e Output DC detection
e Subsonic detection
e Tum-or/off transients (=3 secs)
6 - Input Level adjust
I - Release Time adjust
1 - Threshold adjust
1 - Compression Ratio adjust
EQ Controls:
Output:
Miscellaneous:
Rear Panel Controls:
Tone Generator:
Front Panel Indicators:
Connectors:
Amplifier Input:
Link Input:
Battery:
Amplifier Output:
Preamp Output:
Link Output:
Mute and Tone Generator:
Power Requirements:
AC Mains:
Battery:
1707C:
1715C:
Power Consumptlon
and Heat Produced:
1707C:
75 watts output:
25 watts output:
1715C:
150 watts output:
50 watts output:
Operating
Temperature Range:
Dimensions:
Width:
Height:
Depth:
Net Weight:
1707C:
1715C:
Finish Color:
Accessories Included
with Malnframe:
1 - On/Off switch
I - Bass adjust
1 - Treble adjust
I - EQ In/Defeat switch
I - Master Level adjust
l - AC Power switch
] - Output Level adjust
6 - Green LED's (Nominal Input)
6 - Red LED's (Peak Input)
I - Red LED (Main Output clip)
I - AC Power ON
I - RCA phono receptacle
I - RCA phono receptacle
I - 3-terminal barrier strip
I - 7-terminal barrier strip
1 - RCA phono receptacle
I - RCA phono receptacle
7 - Screw terminals
(Ref. 1 kHz, rated output
with no modules installed)
100/120/200/220/240 VAC,
50/60 Hz.
+48 VDC bipolar
1.5 amps maximum
3.0 amps maximum
165 w consumed, 306 BTU/hour
130 w consumed, 357 BTU/hour
320 w consumed, 578 BTU/hour
230 w consumed, 612 BTU/hour
Up to 50°C (122°F)
19 inches (48.3 cm)
5% inches (13.3 cm)
13 inches (33.0 cm)
25 lbs. (11.4 kg)
32 lbs. (14.5 kg)
Black
1 - Operating/Service Instructions for Mainframe,
1780A/AT, 1781A/AT and 1783
l - Preamp Out to Amp In “U” Shorting Bar
l - Direct Output to OT in Shorting Bar
] - System Configuration Label
1 - International 220/240 VAC voltage decal
l - International Fuse decal and fuse
1 - Rack mount hardware kit
Altec Lansing continually strives to improve their products and
performance. Therefore, specifications are subject to change
without notice.