All Carvin guitar amps in 1974 were based on the ST2400 and ST4000 heads. These solid-state amps offered 125W or 250W through two channels (normal and bass). The normal channel had a two-band parametric EQ, reverb, vibrato and vari-tone midrange booster. The bass channel was geared towards rhythm guitar, but could also be used for bass guitar. The bass channel had a deep bass boost, 2-band parametric EQ and volume controls. Both channels had a low and high input. The ST2400 sold for $249.95, and the ST4000 sold for $319.95.
Carvin also offered a trio of professional lead amps in 1974. The Lead Master Series (above, left) was offered in a variety of configurations. First, the basic LM1000, which used an ST2400 125W head with one 4X10 SR680 cabinet. The SLM1000-1 had an ST4000 250W head and a single SR680 cabinet. The top of the line Lead Master was the SLM1000-2 Super Lead Master (shown above, left). This model featured an ST4000 head, with a pair of SR680 cabinets. These three amps sold for $449.90, $519.90 and $729.85, respectively.
The Band Leader Series (above, center) also used the ST heads, mated to an AL900 cabinet, which had a pair of Altec-Lansing 15" speakers and an Electro-Voice EV30A horn. The base model BL1250 Band Leader had an ST2400 125W head and one AL900 cabinet, and sold for $589.95. The SBL1250-1 Super Band Leader had an ST4000 head with an AL900 cabinet, and sold for $659.95. The SBL1250-2 Super Band Leader had an ST4000 head with a pair of AL900 cabinets, and sold for $995.95.
The FR1200 Full Range Amp (above, right) used an ST2400 head, with a PS900 cabinet. This cabinet had a single CTS 15" speaker and a pair of CTS 10" speakers, plus an EV horn. The FR1200 sold for $449.90.
Also offered, but not shown in the catalog, was the SM500 Solo Master. This model used an ST2400 head with a PS350 speaker enclosure. The PS350 had a single CTS 12" speaker, and a pair of CTS 10" speakers. It sold for $379.95.