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SKU
90-90572-1
Alt #:
64-90572

RetroSound Quad 4 Ultra-compact Power Amplifier

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$189.95 Each
Fitment
Bronco, 1966 thru 1979 View More
Product Details
45 watts x 4 channels continuous power output Full-ran... View More
Availability: Out of stock
  • 45 watts x 4 channels continuous power output
  • Full-range Class D technology
  • Ultra-low current draw
  • Advanced protection circuitry
  • Built-in variable high pass/full range crossover
  • Direct connection compatibility with all RetroSound® radios
  • Compact size (7 1/4 x 3 x 1 3/4 inches) to fit virtually anywhere
The RetroSound® Quad 4 is a full-range Class D (digital) power amplifier that plugs directly into any RetroSound® radio. Featuring 45 watts x 4 RMS power, the Quad 4 offers exceptional dynamic range and low distortion for the best possible sound reproduction from your RetroSound® audio system. Low level RCA inputs also allow the Quad 4 to be used with any aftermarket car stereo system. The Quad 4 has a built-in high pass/full range crossover, and its diminutive size means you can install it virtually anywhere, including behind the dash.

More Information
Alt. # 64-90572
Brand N/A

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Make / Model Series Body Notes Year
Make / Model Ford Bronco Series Body Notes Year 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979
Make / Model Ford Early V8 Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Cabriolet Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937
Make / Model Ford Early V8 Club Cabriolet Series Body Notes Year 1936, 1937
Make / Model Ford Early V8 Club Coupe Series Body Notes Year 1937
Make / Model Ford Early V8 Convertible Sedan Series Body Notes Year 1932, 1935, 1936, 1937
Make / Model Ford Early V8 Deluxe 3 Window Coupe Series Body Notes Year 1933, 1934
Make / Model Ford Early V8 Deluxe 5 Window Coupe Series Body Notes Year 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Deluxe Business Coupe Series Body Notes Year 1940
Make / Model Ford Early V8 Deluxe Club Coupe Series Body Notes Year 1938
Make / Model Ford Early V8 Deluxe Convertible Club Coupe Series Body Notes Year 1938, 1940
Make / Model Ford Early V8 Deluxe Convertible Coupe Series Body Notes Year 1938, 1939
Make / Model Ford Early V8 Deluxe Convertible Sedan Series Body Notes Year 1938
Make / Model Ford Early V8 Deluxe Coupe Series Body Notes Year 1932, 1941
Make / Model Ford Early V8 Deluxe Fordor Sedan Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Deluxe Fordor Touring Sedan Series Body Notes Year 1936, 1937
Make / Model Ford Early V8 Deluxe Panel Delivery Series Body Notes Year 1932, 1933, 1934
Make / Model Ford Early V8 Deluxe Phaeton Series Body Notes Year 1932, 1933, 1934, 1938
Make / Model Ford Early V8 Deluxe Roadster Series Body Notes Year 1932, 1933, 1934
Make / Model Ford Early V8 Deluxe Sedan Coupe Series Body Notes Year 1942
Make / Model Ford Early V8 Deluxe Sedan Delivery Series Body Notes Year 1937, 1938, 1939, 1940, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Deluxe Station Wagon Series Body Notes Year 1940, 1941
Make / Model Ford Early V8 Deluxe Tudor Sedan Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Fordor Touring Sedan Series Body Notes Year 1935
Make / Model Ford Early V8 Panel Delivery Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947
Make / Model Ford Early V8 Pickup Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947
Make / Model Ford Early V8 Pickup Closed Cab Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947
Make / Model Ford Early V8 Pickup Closed Cab - Coe Series Body Notes Year 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947
Make / Model Ford Early V8 Pickup Open Cab Series Body Notes Year 1932, 1933, 1934
Make / Model Ford Early V8 Roadster Series Body Notes Year 1935, 1936, 1937
Make / Model Ford Early V8 Special 5 Window Coupe Series Body Notes Year 1941, 1942
Make / Model Ford Early V8 Special Fordor Sedan Series Body Notes Year 1941, 1942
Make / Model Ford Early V8 Special Tudor Sedan Series Body Notes Year 1941, 1942
Make / Model Ford Early V8 Sport Coupe Series Body Notes Year 1932
Make / Model Ford Early V8 Sportsman Coupe Convertible Series Body Notes Year 1946, 1947
Make / Model Ford Early V8 Standard 3 Window Coupe Series Body Notes Year 1933, 1934
Make / Model Ford Early V8 Standard 5 Window Coupe Series Body Notes Year 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940
Make / Model Ford Early V8 Standard Business Coupe Series Body Notes Year 1940
Make / Model Ford Early V8 Standard Coupe Series Body Notes Year 1932
Make / Model Ford Early V8 Standard Fordor Sedan Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940
Make / Model Ford Early V8 Standard Panel Delivery Series Body Notes Year 1932, 1933, 1934
Make / Model Ford Early V8 Standard Phaeton Series Body Notes Year 1932, 1933
Make / Model Ford Early V8 Standard Roadster Series Body Notes Year 1932, 1933
Make / Model Ford Early V8 Standard Sedan Delivery Series Body Notes Year 1937, 1938
Make / Model Ford Early V8 Standard Station Wagon Series Body Notes Year 1940
Make / Model Ford Early V8 Standard Tudor Sedan Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941
Make / Model Ford Early V8 Station Wagon Series Body Notes Year 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939
Make / Model Ford Early V8 Super Deluxe 5 Window Coupe Series Body Notes Year 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Super Deluxe Fordor Sedan Series Body Notes Year 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Super Deluxe Sedan Coupe Series Body Notes Year 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Super Deluxe Station Wagon Series Body Notes Year 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Super Deluxe Tudor Sedan Series Body Notes Year 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Super Dlx Conv Club Coupe Series Body Notes Year 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948
Make / Model Ford Early V8 Victoria Series Body Notes Year 1932, 1933, 1934
Make / Model Ford Fairlane Series Body Notes Year 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970
Make / Model Ford Falcon Series Body Notes Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970
Make / Model Ford Full Size Ford Series Body Notes Year 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972
Make / Model Ford Mustang Series Body Notes Year 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973
Make / Model Ford Thunderbird Series Body Notes Year 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979
Make / Model Ford Torino Series Body Notes Year 1968, 1969, 1970, 1971
Make / Model Mercury Comet Series Body Notes Year 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970
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