Amplifier Classes
There have been many developments in audio electronics, resulting in different amplifier circuit designs. Such designs can be divided into classes, of which 4 main types are relevant to audio – A, AB, H and D.
UA Series Compact 100V Mixer-Amplifiers
953.189UK
UA90
100V mixer-amplifiers with an integral mixer in a half width 1U housing. 3 switchable mic/line inputs, an RCA line input and a 3.5mm Aux input are governed by front panel volume controls and a Mast...
- Supplied with hardware for rack-mounting 2 units
- 5 input channels
- 24V fire alarm mute contacts
UA Series Compact 100V Mixer-Amplifiers
100V mixer-amplifiers with an integral mixer in a half width 1U housing. 3 switchable mic/line inputs, an RCA line input and a 3.5mm Aux input are governed by front panel volume controls and a Master output control. Mono output to either 100V line or 8 ohms speaker load is connected via a removable screw terminal connector on the rear panel. Supplied with rack-mounting hardware which can be configured to mount a single unit against a wall or under a worktop. Designed as a versatile solution for small to medium PA installations.
- Supplied with hardware for rack-mounting 2 units
- 5 input channels
- 24V fire alarm mute contacts
- 100V line or 8 Ohms operation
Specification : Common
- Power supply 170-264Vac, 50Hz (IEC)
- Amplifier : construction Class D + transformer output
- Inputs Mic/line (combo), 2 x mic/line (6.3mm), line (RCA), aux (3.5mm)
- Line output 2 x RCA (mono)
- Speaker output Euroblock terminals: 100V / 8 Ohms / Com
- Mute 24V relay contacts
- THD <0.4% @ 1kHz
- Input impedance 1k Ohms (mic/line)
- Input sensitivity -10dB (line), -45dB (mic)
- SNR 80dB (line), 75dB (mic)
- Frequency response 100Hz - 18kHz
Specification : Versions
| 953.183UK | 953.186UK | 953.189UK | |
|---|---|---|---|
| Output power : rms | 30W | 60W | 90W |
| Dimensions | 249 x 210 x 44mm | 269 x 210 x 44mm | 300 x 210 x 44mm |
| Weight | 2.35kg | 2.47kg | 2.99kg |
Trade information
| 953.183UK | 953.186UK | 953.189UK | |
|---|---|---|---|
| Barcode / EAN | 5015972216552 | 5015972216569 | 5015972216576 |
| Package type | Box Printed | Box Printed | Box Printed |
| Package dimensions | 325 x 355 x 84mm | 325 x 390 x 84mm | 326 x 420 x 84mm |
| Package weight | 3.31kg | 3.46kg | 4.18kg |
| Package quantity | 1 unit | 1 unit | 1 unit |
| Carton dimensions | 340 x 370 x 218mm | 340 x 405 x 218mm | 341 x 435 x 218mm |
| Carton weight | 7.40kg | 7.60kg | 9.00kg |
| Carton quantity | 2 packages | 2 packages | 2 packages |
In the box
The box for this item contains :
- UA series compact 100V amplifier
- IEC power lead(s)
- Rack-mounting hardware
Support
Instruction manual
For 953.183UK (481KB)
For 953.183UK (481KB)
Instruction manual
For 953.186UK (481KB)
For 953.186UK (481KB)
Instruction manual
For 953.189UK (481KB)
For 953.189UK (481KB)
Support : articles
Power Ratings: RMS vs Max vs Peak
A summary explaining the key differences between RMS, Max and Peak power ratings.
