Opus 4 KT88/99 Push Pull Mono Blocks
45 watts parallel push pull – 4 X KT88/KT120 mono amplifier
A single channel mono block amplifier designed for stereo systems and can be used as discreet single channle drivers in surround systems. You can take that harsh penetrating sound found in so many home video systems and replace it with power and grace, turn up the volume without audio stress.
Upgraded version available for quality stereo systems with audio capacitors and split bobbin multi section output transformers with a solid state choke filtered power supply.
The audio version can also be Triode coupled for the ultimate in graceful presentation. The audio visual version can be Pentode coupled for the power, dynamics and slam needed for movies.
POWER: 50 WATTS
TYPE: PUSH PULL KT 88, AND KT120
FREQUENCY RESPONSE @1 WATT: 5 HZ TO 65 KHZ + – 0.5db
FREQUENCY RESPONSE @FULL POWER: 15 HZ TO 45 KHZ + – 1db
INPUT SENSITIVITY: 550 mv
INPUT IMPEADANCE: 180 K
OUTPUT IMPEADANCE: 6 OHMS
NOISE AT SPEAKER TERMINALS: TYPICALLY LESS THAN 1.5 mv
FEEDBACK: 6 db
CONSTRUCTION: HYBRID PCB/ HARD WIRED
COMPONENTS: RESISTORS 1% METAL OXIDE, CAPACITORS LOW INDUCT. LOW ESR, COUPLING CAPS MKP
TRANSFORMERS: MULTI SECTION SPLIT BOBBIN
RECTIFIER: SOLID STATE
DRIVERS: ECC 88 AND ECC 82
HEATERS: AC CTR TAPPED
SET UP: NO SET UP IS REQUIRED, BUT VALVES MUST BE MATCHED
SIZE: 6 ¼ inches wide, 18 ½ inches deep, 9 ½ inches high
WEIGHT: 12 kg