JPH02123702U - - Google Patents
Info
- Publication number
- JPH02123702U JPH02123702U JP3224789U JP3224789U JPH02123702U JP H02123702 U JPH02123702 U JP H02123702U JP 3224789 U JP3224789 U JP 3224789U JP 3224789 U JP3224789 U JP 3224789U JP H02123702 U JPH02123702 U JP H02123702U
- Authority
- JP
- Japan
- Prior art keywords
- variable
- oscillation
- tape
- voltage
- control voltage
- 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
Links
- 230000010355 oscillation Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案の一実施例を示す図、第２図は
その具体的な回路構成例を示す図、第３図は従来
例を示す図である。
１……発振用トランジスタ、１１……電圧発生
回路、１２……可変回路、１３……制御回路。
FIG. 1 is a diagram showing an embodiment of the present invention, FIG. 2 is a diagram showing a specific example of the circuit configuration thereof, and FIG. 3 is a diagram showing a conventional example. 1... Oscillation transistor, 11... Voltage generating circuit, 12... Variable circuit, 13... Control circuit.
Claims (1)
その発振出力が可変されるテープレコーダーの発
振回路において、その発振出力電圧を整流して直
流の制御電圧を生じる電圧発生手段と、該電圧発
生手段からの制御電圧をテープ種類に応じて可変
する可変手段と、該可変手段で可変された制御電
圧に応じてその発振帰還量を制御する制御手段と
を備えたことを特徴とするテープレコーダーの発
振回路。 In order to obtain the optimum bias according to the tape type,
In an oscillation circuit of a tape recorder whose oscillation output is variable, the oscillation output voltage is rectified to generate a DC control voltage, and the voltage generation means is variable to vary the control voltage from the voltage generation means according to the type of tape. 1. An oscillation circuit for a tape recorder, comprising: means for controlling the oscillation feedback amount in accordance with a control voltage varied by the variable means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3224789U JPH02123702U (en) | 1989-03-22 | 1989-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3224789U JPH02123702U (en) | 1989-03-22 | 1989-03-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02123702U true JPH02123702U (en) | 1990-10-11 |
Family
ID=31258621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3224789U Pending JPH02123702U (en) | 1989-03-22 | 1989-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02123702U (en) |
-
1989
- 1989-03-22 JP JP3224789U patent/JPH02123702U/ja active Pending
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