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NATIONAL RQ-537

FUTURES:

• Manufactured Date 1977 of March
• FM-AM 2 Band Radio Cassette
• One-Touch Recording Method Adopted
• Mechanical Voice Mechanism Included
• Japanese Display Is Used For The Operation Buttons
• Mixing Method Adopted (Playback Only)
• Cue & Review Feature Included
• Variable Sound Monitor System
• 3 Power Supply Methods Adopted

Available colors:

• Silver

PORTABLE CASSETTE RADIO NATIONAL RQ-540 SERVICE MANUAL INCLUDING SCHEMATIC DIAGRAMS, PRINTED CIRCUIT BOARDS (PCB’S), WIRING CONNECTION DIAGRAM, AND PARTS LIST – PAGES IN JAPAN

NATIONAL RQ-548

FUTURES:

• Manufactured Date: 1975 of October
• 18 cm Speaker
• One-Touch Recording Mechanism
• MIC Mixing Method
• Cue & Review Mechanism
• Auto Stop
• Sleep Switch

Available colors:

• Grey

NATIONAL RQ-55

FUTURES:

• Manufactured Date: 1974 of March
• Records songs, speech, and everyday sounds.
• Mechanical Auto Stop mechanism.
• Automatic recording system for reliable recording.
• Three-way power supply:
  • t=”1516″ data-end=”1536″>AC household power
  • Dry-cell batteries
  • Car battery

Available colors:

• Red
• White
• Blue

PORTABLE CASSETTE RADIO NATIONAL RQ-555 SERVICE MANUAL INCLUDING SCHEMATIC DIAGRAMS, PRINTED CIRCUIT BOARDS (PCB’S), WIRING CONNECTION DIAGRAM, AND PARTS LIST – PAGES IN JAPAN