Radio & Amplifier Service Parts

Original replacement prepamp board used on Messinger Amplifiers. Includes: 1 - JW2EN-DC12V and 1 - N4078-2C-12V relays.  The board is designed to work with 400B-2 PCB.  Varying cosmetic differences

Part number: RB4-11

Size:  3.73" Long x 1.53" Wide

New Old Stock * No longer available for export

MFR: Messenger, USA

SKU: RF4-11

Messenger 250 Pre-Amp Board with Relays installed.

MFR: Messenger

SKU: RB11-1

Part number: RB10-1

Size: 3-3/8" Long x 1-1/2" wide

New Old Stock * No longer available for export

MFR: Messenger, USA

SKU: RB10-1

• Size: 1.615" diameter x 1.7" Long
• 1/4" shaft

Used in Messenger amplifiers
New Old Stock * no longer available for export
SKU: 1-204404  

Messenger 125 Pre-Amp Board with Relays installed.

MFR: Messenger

SKU: RB7-9 

RB5-10   Messenger Pre-Amp Board with Relays installed. MFR: Messenger

• 21 inch length
• Replacement Fuselead used in the Messinger Amplifiers. 
• Uses an AGU type fuse (Not Included).

SKU: FUSELEAD-AGU 

• Size: 1.12" Long x 0.5" wide x 0.78" high

MFR: Aromat
SKU: JW2EN-DC12V

NOTE: This relay was used in Messenger Amplifiers

NFB4  Feedback Modification Kit - 4 Transistor Amplifier

 SKU: NFB4

Data Sheet