FM/AM Digital Clock Radio RD-500
Copal Co., Ltd.; Tokyo
- Country
- Japan
- Manufacturer / Brand
- Copal Co., Ltd.; Tokyo
- Year
- 1971 ??
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 249578
Innenansicht von oben
Innenansicht von unten
- Number of Transistors
- 10
- Semiconductors
- Main principle
- Superheterodyne (common); ZF/IF 455/10700 kHz
- Wave bands
- Broadcast (BC) and FM or UHF.
- Power type and voltage
- Alternating Current supply (AC) / 240 Volt
- Loudspeaker
- Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3 inch = 7.6 cm
- Power out
- 0.35 W (0.6 W max.)
- Material
- Plastics (no bakelite or catalin)
- from Radiomuseum.org
- Model: FM/AM Digital Clock Radio RD-500 - Copal Co., Ltd.; Tokyo
- Shape
- Tablemodel with Clock ((Alarm-) Clock Radio).
- Dimensions (WHD)
- 11 x 3.375 x 5.375 inch / 279 x 86 x 137 mm
- Notes
-
Frequency Range:
AM 535 - 1605 kHz
FM 88-108 MHz
Sensitivity:
AM Better than 400 µV/m at 1,000 kHz
FM Better than 20 µV/m at 98 MHz
S/N Ratio:
AM Not less than 26 dB
FM Not less than 30 dB
Antenna:
AM Ferrite Bar Antenna
FM Power Line Antenna
Clock Movement: Drop-leaf type
Dimensions: 11" (W) x 5-3/8" (D) x 3-3/8" (H)
7-diodes & 2 rectifiers.
- Net weight (2.2 lb = 1 kg)
- 1.4 kg / 3 lb 1.3 oz (3.084 lb)
- Mentioned in
- - - Manufacturers Literature
- Author
- Model page created by Walter Much. See "Data change" for further contributors.
- Other Models
-
Here you find 11 models, 11 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Copal Co., Ltd.; Tokyo
Collections
The model FM/AM Digital Clock Radio is part of the collections of the following members.