JPH03106420U - - Google Patents

Info

Publication number
JPH03106420U
JPH03106420U JP1270690U JP1270690U JPH03106420U JP H03106420 U JPH03106420 U JP H03106420U JP 1270690 U JP1270690 U JP 1270690U JP 1270690 U JP1270690 U JP 1270690U JP H03106420 U JPH03106420 U JP H03106420U
Authority
JP
Japan
Prior art keywords
frequency
recording
voltage
audio
conversion device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1270690U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1270690U priority Critical patent/JPH03106420U/ja
Publication of JPH03106420U publication Critical patent/JPH03106420U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Recording Measured Values (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)

Description

【図面の簡単な説明】
第1図は、本考案の一実施例に係る電圧−周波
数変換回路図であり、第2図は本考案の実施例に
係る周波数−電圧変換回路図である。 1〜39……抵抗、101〜106……コンデ
ンサ、201〜206……可変抵抗、301〜3
05……ダイオード、01〜013……演算増幅
器。

Claims (1)

    【実用新案登録請求の範囲】
  1. ビデオテープレコーダ等の映像と音声を同時に
    記録可能な装置に対して音声記録をおこなう部分
    に電気信号の電圧振幅値変化を周波数の変化に変
    換して記録するための電圧・周波数変換装置と、
    周波数の変化として記録された信号を電圧の振幅
    として再生するための周波数・電圧変換装置とを
    具備することを特徴とするデータ記録付加装置。
JP1270690U 1990-02-14 1990-02-14 Pending JPH03106420U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1270690U JPH03106420U (ja) 1990-02-14 1990-02-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1270690U JPH03106420U (ja) 1990-02-14 1990-02-14

Publications (1)

Publication Number Publication Date
JPH03106420U true JPH03106420U (ja) 1991-11-01

Family

ID=31516165

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1270690U Pending JPH03106420U (ja) 1990-02-14 1990-02-14

Country Status (1)

Country Link
JP (1) JPH03106420U (ja)

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