Hammond Manufacturing Company Inc. Datasheets for Signal Transformers

Signal transformers transfer information from one circuit to another by electromagnetic induction. They are used to increase or decrease the voltage from one side of a power transformer to the other.
Signal Transformers: Learn more

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Product Name Notes
Features: Sealed “gapped” core modulation transformer design Minimum frequency response of 150- 7000 Hz. Range of secondary taps for a variety of tube types The tapped secondary winding carries full...
Features: Intended for non-patient connected indoor applications where protection of sensitive electronics is required: High end audio / studio use Medical electronics High end test equipment / laboratory cULus Listed...
Features: Perfect for high frequency filtering applications. High self-resonant frequency values Operating Frequency: 60Hz - 10kHz Some models feature universal channel mount packaging with flexible insulated leads (6" min.). Some...
Features A perfect match to our 1650P potted output transformers. Enclosed in a drawn steel case, the transformer is completely potted in epoxy. Mounting hardware included. Primary: Universal - 100,...
Features Universal primary with taps for 100, 120, 220 or 240 VAC, 50/60 Hz. (Except the 260A6 which is 117V, 50/60 Hz only) Designed for preamps, low power amps, general...
Features 117/234 VAC - 50/60 Hz. dual primary Secondaries are either center tapped (C.T.) or dual secondaries (see tables below) for added versatility. Open style, 4 hole frame chassis mount.
Features Ampeg B25* 55 Watt Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close as possible to...
Features Ampeg V50H*, 50 Watt Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close as possible to...
Features Choice of two primaries: Single Primary 115VAC (187 series) or Dual Primary 115/230VAC (186 series). Either series operates on 50/60 Hz. Combination solder or quick connect terminals. Split bobbin...
Features Designed for drop in replacement of original units. Physically, parts were designed to look similar to original factory units (where possible). Inductances measured at rated D.C. current. Material used...
Features Designed for drop in replacement of original units. Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as...
Features Enclosed, 4-hole mount chokes (some models also available epoxy potted in a black powder paint - drawn steel housing (see chart). Potted models mount with 1/4" - 20 hardware...
Features Fender Bandmaster* and Bandmaster Reverb*, 40 Watts Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close...
Features Fender Harvard*, 10 Watts Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close as possible to...
Features Fender Pro Junior*, 15 Watts Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close as possible...
Features Fender Sunn 2000*, 120 Watts Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close as possible...
Features For use with our 171, 172, 175, 176, 179, 289 & 298 transformers. Heavy duty design with plastic shell & double wipe contacts. Indoor use only. Allows for ground...
Features Low profile mounting, dual - split bobbin design. Low primary to secondary coupling, balanced windings, no electrostatic shield required and low EMF radiation due to semi-toroidal design. Universal dual...
Features Open core & coil, 4-slot bracket mounting chokes. Tolerance of 15% on both inductance & resistance. Inductances measured at rated D.C. current. The "195" series is single coil The...
Features Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs were kept as close as possible to the original part to...
Features Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close as possible to the original part to...
Features Primary 115 VAC, 60 Hz. (Except 261D6 & 261GE6 which are 115/230 50/60 Hz.) and (262EE5 which is 120/240, 50/60 Hz) Designed for small power or bias supplies,...
Features Primary 115 VAC, 60 Hz. - except as noted For "universal" primaries and/or 50/60 Hz. operation and other output voltage combinations please see our 300 Series. Enclosed, 4 hole,...
Features Primary 115 VAC, 60 or 400Hz. models, 3 case sizes Epoxy cast to withstand shock and severe environments Two coil design provides balanced windings and low magnetic radiation -...
Features Primary 117/234 VAC, 50/60 Hz. All units have dual secondaries except 266LA25 (C.T. secondary only). If you only require a single primary & secondary check out our more economical...
Features Primary 120VAC, 50/60 Hz., Secondary 240VAC. Provides circuit isolation. Toroidal transformer for high isolation, low noise, light weight cool operation and low profile. 50 or 60 Hz. operation, step...
Features Primary 240VAC, 50/60 Hz., Secondary 120VAC. Provides circuit isolation. Toroidal transformer for high isolation, low noise, light weight, cool operation and low profile. World wide applications, 50 or 60...
Features Primary 240VAC, 50/60 Hz., Secondary 240VAC. Provides circuit isolation. Toroidal transformer for high isolation, low noise, light weight, cool operation and low profile. World wide applications, 50 or 60...
Features Primary: Universal - 100, 110, 120, 200, 220,230, 240 VAC 50/60 Hz. NOTE: units are designed to operate with BOTH primary windings engaged. See primary wiring information under resources.
Features Traynor BassMaster YBA-1* 45 Watts Physically, parts were designed to look similar to original factory units (where possible). Material used & design specs. were kept as close as possible...

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