Transformers & Chokes

Hammond output transformer - replacement for Orange Rocker 30 Specifications: Part No. Pri Ohms Sec Ohms Amplifier Type Watts Bobbin/Paper Winding Equivalent To P-T1750ORF 6,000 C.T. 8, 16 Push-Pull 35 W Bobbin OT199SL

Capacity: 500VA Features:

• Single winding does not provide isolation, for use where equipment is already isolated and only voltage change is required.
• World wide applications, 50 or 60 Hz.

Specifications

• VA: 30
• VAC Secondary (RMS) Series: 12V C.T. @ 2.5A
• VAC Secondary (RMS) Parallel: 6V @ 5A

Features:

• Dual Secondary
• Open Toroid Center
• Low profile, lightweight, cool running - due to high efficiency toroidal design
• Dual 117/234 VAC primary, 50/60 Hz.

• Dual primary 115/230 VAC
• 50/60 Hz. operation
• Dual secondaries for series or parallel connections
• 4,000 V RMS Hipot test
• Class F insulation (155 degrees, C)
• Chassis mount
• Dual bobbin construction
• Dual use terminals
• C UL US recognized (E207860)
• TUV Type Approved
• CE certified to IEC 950 (Approved to EN 60-742 Safety Isolating Transformers)

• Single Primary 115VAC
• Operates on 50/60 Hz.
• Combination solder or quick connect terminals.
• Split bobbin construction eliminates the need for an electrostatic shield.
• Hi-pot tested to 2 KV RMS.
• Economical open style, channel frame - chassis mount design
• UL recognized & CSA certified.

Size: 48 VA
Secondary Series: 40V C.T. @ 1.2A
Secondary Parallel: 20V @ 2.4 A
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 primary 115/230V - 50/60 Hz.
• High insulation - Hipot of 1,750V RMS.
• Class B insulation - 130 degrees C.
• C UL US recognized.

• Primary 115 VAC, 60 Hz.
• Designed for small power or bias supplies, test equipment, preamps etc.
• Economical , two hole, channel bracket, chassis mount.
• Minimum 5" long leads.
• Convenient 12.6 filament/auxiliary winding.

Specifications:

• Size: 7 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 14V @ 0.5 A
• Secondary VAC RMS Parallel: 7V @ 1 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for extra p

Specifications:

• Size: 18 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 36V @ 0.5 A
• Secondary VAC RMS Parallel: 18V @ 1 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for extra

Specifications:

• Size: 14 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 14V @ 1 A
• Secondary VAC RMS Parallel: 7V @ 2 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for extra pr

Specifications:

• Size: 48 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 48V @ 1 A
• Secondary VAC RMS Parallel: 24V @ 2 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for extra p

Specifications:

• Size: 48 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 16V @ 3 A
• Secondary VAC RMS Parallel: 8V @ 6 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for extra pr

Specifications:

• Size: 15 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 5V @ 3 A
• Secondary VAC RMS Parallel: 2.5V @ 6 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for extra p

Specifications:

• Size: 50.4 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 12.6V @ 4 A
• Secondary VAC RMS Parallel: 6.3V @ 8 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for ex

Specifications:

• Size: 37.8 VA
• Dual Primary: 117 VAC, 234VAC, 50/60 Hz.
• Secondary VAC RMS Series: 6.3V @ 6 A
• Secondary VAC RMS Parallel: 3.15V @ 12 A

Features:

• Primary 117/234 VAC, 50/60 Hz.
• Dual secondaries
• Secondaries can be used as; a center tapped secondary, parallel connected or used individually
• Units are designed for use with all windings engaged.
• Open style.
• Minimum 6" long leads.
• Dual bobbin design - no electrostatic shield required.
• Class B insulation (130 degrees, C) for e

• Replacement for Ampeg amplifiers
• 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 close as possible to the original part to preserve the stock "tone".

Part No.
Primary
Ampeg Model Names
Ampeg Part No
Bobbin/Paper Wound


VAC
Hz.




P-T291GX
120 V
60 Hz.
B25
12XA
Bobbin


P-T290CAZ
117 V
60 Hz.
Gemini VI 25W
PT 113
Bobbin


P-T290ETX
120 V
60 Hz.
Super Echo Twin
PT 109
Bobbin


P-T291HX
110 / 115 / 230 V
50 / 60 Hz.
V50H
94-270-030
Bobbin

Capacity: 500 VA
Dimensions: 9" long by 6" wide by 4" height
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.

Deep-drawn steel case with tin plated finish, with two convenient 6-32 mounting studs with hardware. Includes wire leads (minimum length of 4"). Frequency response +/- 0.5 db max. from 50 Hz. to 15 Khz. Insertion loss of apx. 1 db. Maximum power level +15 dbm. (except 841A, 842A & 844A which are +20 dbm) with specified characteristics, or higher levels with reduced low frequency performance.

• Primary Voltage: 120 V
• Secondary 1: 140 V @ 100 mA
• Secondary 2: 28 V @ 20 mA
• Secondary 3: 10.5 V @ 2 A

Primary voltage = black wires Secondary 1 = Red wires Secondary 2 = Yellow wires Secondary 3 = Green wires

Specifications

• Power: 8 W
• Primary Impedance: 5,000 Ω single-ended
• Secondary Impedance: 8 Ω
• Primary DC Resistance (Red to Blue): 230 Ω
• Mounting Centers: 2.375"
• Mounting Type: U-bracket
• Weight: 0.7 lbs

Specifications Primary 117 V, 50/60 Hz Secondary 125 V, 15 mA Filament Winding 12.6V, 0.3 A Mounting Centers 2" Mounting Type U-bracket Weight 0.7 lbs

Genuine Marshall™ output transformer for JTM45.

• Vertical mount, split bobbin design.
• Non-concentric wound.
• Low primary to secondary coupling - no electrostatic shield required.
• High insulation - Hipot of 2,000V RMS.
• Class B insulation - 130 degrees C.
• CSA certified (File # LR3902) and UL recognized (File #E207860).

• Operate on 50/60 Hz current
• Low profile, split bobbin design.
• Dual winding secondaries, non-concentrically wound
• Units are designed so that all windings must be used
• Low primary to secondary coupling - no electrostatic shield required.
• Universal dual primary 115/230V
• High insulation - Hipot of 2,500V RMS.
• Class B insulation - 130 degrees C.