• Country
• Japan

• Manufacturer / Brand
• Naigai Electric Limited; Tokyo

• Year
• 1975 ??

• Category
• Amateur Equipment (Other, but not Key)

• Radiomuseum.org ID
• 326012

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 1

• Valves / Tubes
• 4CX350F

• Number of Transistors
• 17

• Semiconductors

• Main principle
• Radio Frequency Amplification only

• Wave bands
• VHF incl. FM and/or UHF (see notes for details)

• Power type and voltage
• Line / Storage batteries (perhaps also batteries) / 50-60 Hz, 100; 110; 117; 200; 220; 234 Volt

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: NAG-144XL 2200 - Naigai Electric Limited; Tokyo

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 280 x 125 x 300 mm / 11 x 4.9 x 11.8 inch

• Notes

• VHF Linear SSB/CW/FM-Amplifier with SWR/power and plate current meters, HF VOX, a preamplifier for receive.

  The NAG -144XL is available in 3 Models

  Model 2200 – Forced air-cooled 4CX350F output tube.
  Model 2150 – Forced air-cooled 4CX150A output tube.
  Model 2070 – Dual tetrode 829B output tube.

  Specifications:

  Frequency Range:	144 MHz – 146 MHz (144 MHz – 148 MHz on special order)
  Type of Emission:	SSB CW FM
  Circuit:	Grounded Grid Class AB1
  Plate Power Input:	500 W PEP on SSB
  	400 W on CW & FM
  RF Power Output:	250 W PEP SSB into 50Ω
  	200 W average on CW & FM into 50Ω
  Drive Power:	10-13 W for full output
  Receiving Amplifier:	10 dB  (nominal average)
  Frequency Range:	144 MHz – 146 MHz
  Output Impedance:	50Ω unbalanced with SWR 2:1 or less
  Power Requirements:	100/10/117/200/220/234 VAC 50/60 Hz
  	To be wired to customer order
  DC Regulated Power Supply:	13.5 V, 3 A

   

• Net weight (2.2 lb = 1 kg)
• 15 kg / 33 lb 0.6 oz (33.04 lb)

• Mentioned in
• -- Original prospect or advert (“Radio Rivista” official organ of "ARI Amat. Radio Assoc." of Italy, number 6, Junr 1977.)

• Literature/Schematics (1)
• - - Manufacturers Literature (NAG-144XL Instructions)

• Author
• Model page created by a member from D. See "Data change" for further contributors.

• Other Models

• Here you find 6 models, 5 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Naigai Electric Limited; Tokyo